121331112031202 has 16 divisors (see below), whose sum is σ = 182062404311040. Its totient is φ = 60643646149632.

The previous prime is 121331112031169. The next prime is 121331112031231. The reversal of 121331112031202 is 202130211133121.

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, 110663063 + ... + 111754085.

It is an arithmetic number, because the mean of its divisors is an integer number (11378900269440).

Almost surely, 2^{121331112031202} is an apocalyptic number.

121331112031202 is a deficient number, since it is larger than the sum of its proper divisors (60731292279838).

121331112031202 is a wasteful number, since it uses less digits than its factorization.

121331112031202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1111057.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 121331112031202 its reverse (202130211133121), we get a palindrome (323461323164323).

The spelling of 121331112031202 in words is "one hundred twenty-one trillion, three hundred thirty-one billion, one hundred twelve million, thirty-one thousand, two hundred two".