121200202002000 has 240 divisors, whose sum is σ = 429501465521856. Its totient is φ = 29381866976000.

The previous prime is 121200202001971. The next prime is 121200202002059. The reversal of 121200202002000 is 200202002121.

121200202002000 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (240).

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 82745214 + ... + 84197213.

Almost surely, 2^{121200202002000} is an apocalyptic number.

121200202002000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

121200202002000 is an abundant number, since it is smaller than the sum of its proper divisors (308301263519856).

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

121200202002000 is a wasteful number, since it uses less digits than its factorization.

121200202002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166942475 (or 166942448 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 121200202002000 its reverse (200202002121), we get a palindrome (121400404004121).

The spelling of 121200202002000 in words is "one hundred twenty-one trillion, two hundred billion, two hundred two million, two thousand".