121311002001202 has 32 divisors (see below), whose sum is σ = 197028523980288. Its totient is φ = 55685667511296.

The previous prime is 121311002001181. The next prime is 121311002001221. The reversal of 121311002001202 is 202100200113121.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17067423 + ... + 23106685.

It is an arithmetic number, because the mean of its divisors is an integer number (6157141374384).

Almost surely, 2^{121311002001202} is an apocalyptic number.

121311002001202 is a deficient number, since it is larger than the sum of its proper divisors (75717521979086).

121311002001202 is a wasteful number, since it uses less digits than its factorization.

121311002001202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6043474.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 121311002001202 its reverse (202100200113121), we get a palindrome (323411202114323).

The spelling of 121311002001202 in words is "one hundred twenty-one trillion, three hundred eleven billion, two million, one thousand, two hundred two".