code: public boolean isNotEqualTo(MonetaryAmount amount) {
          MoneyUtils.checkAmountParameter(amount, currency);
          return number.stripTrailingZeros()
                  .compareTo(amount.getNumber().numberValue(BigDecimal.class).stripTrailingZeros()) != 0;
      }
docs: /*
  (non-Javadoc)
  @see javax.money.MonetaryAmount#isNotEqualTo(javax.money.MonetaryAmount)