331143302241402 has 32 divisors (see below), whose sum is σ = 801422445762432. Its totient is φ = 89046938417664.

The previous prime is 331143302241391. The next prime is 331143302241431. The reversal of 331143302241402 is 204142203341133.

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, 231893068083 + ... + 231893069510.

It is an arithmetic number, because the mean of its divisors is an integer number (25044451430076).

Almost surely, 2^{331143302241402} is an apocalyptic number.

331143302241402 is an abundant number, since it is smaller than the sum of its proper divisors (470279143521030).

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

331143302241402 is a wasteful number, since it uses less digits than its factorization.

331143302241402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 463786137622.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 331143302241402 its reverse (204142203341133), we get a palindrome (535285505582535).

The spelling of 331143302241402 in words is "three hundred thirty-one trillion, one hundred forty-three billion, three hundred two million, two hundred forty-one thousand, four hundred two".