121896700 has 36 divisors (see below), whose sum is σ = 265720840. Its totient is φ = 48536640.

The previous prime is 121896683. The next prime is 121896703. The reversal of 121896700 is 7698121.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121896703) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20239 + ... + 25561.

Almost surely, 2^121896700 is an apocalyptic number.

121896700 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121896700 is an abundant number, since it is smaller than the sum of its proper divisors (143824140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

121896700 is a wasteful number, since it uses less digits than its factorization.

121896700 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5566 (or 5559 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 34.

The square root of 121896700 is about 11040.6838556314. The cubic root of 121896700 is about 495.8275447543.

The spelling of 121896700 in words is "one hundred twenty-one million, eight hundred ninety-six thousand, seven hundred".