121200102000202 has 16 divisors (see below), whose sum is σ = 181840030812000. Its totient is φ = 60586759028560.

The previous prime is 121200102000191. The next prime is 121200102000247. The reversal of 121200102000202 is 202000201002121.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 453291549 + ... + 453558847.

It is an arithmetic number, because the mean of its divisors is an integer number (11365001925750).

Almost surely, 2^{121200102000202} is an apocalyptic number.

121200102000202 is a deficient number, since it is larger than the sum of its proper divisors (60639928811798).

121200102000202 is a wasteful number, since it uses less digits than its factorization.

121200102000202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316181.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 121200102000202 its reverse (202000201002121), we get a palindrome (323200303002323).

The spelling of 121200102000202 in words is "one hundred twenty-one trillion, two hundred billion, one hundred two million, two hundred two", and thus it is an aban number.