231353231020348 has 12 divisors (see below), whose sum is σ = 404922216049120. Its totient is φ = 115661169292032.

The previous prime is 231353231020283. The next prime is 231353231020357. The reversal of 231353231020348 is 843020132353132.

It is a super-2 number, since 2×231353231020348² (a number of 30 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 231353231020348.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3861520836 + ... + 3861580747.

Almost surely, 2^{231353231020348} is an apocalyptic number.

It is an amenable number.

231353231020348 is a deficient number, since it is larger than the sum of its proper divisors (173568985028772).

231353231020348 is a wasteful number, since it uses less digits than its factorization.

231353231020348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7723109076 (or 7723109074 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 40.

The spelling of 231353231020348 in words is "two hundred thirty-one trillion, three hundred fifty-three billion, two hundred thirty-one million, twenty thousand, three hundred forty-eight".