231340314402 has 48 divisors (see below), whose sum is σ = 509883996960. Its totient is φ = 75783960000.

The previous prime is 231340314383. The next prime is 231340314511. The reversal of 231340314402 is 204413043132.

231340314402 is a `hidden beast` number, since 2 + 3 + 1 + 340 + 314 + 4 + 0 + 2 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3761902 + ... + 3822902.

It is an arithmetic number, because the mean of its divisors is an integer number (10622583270).

Almost surely, 2^231340314402 is an apocalyptic number.

231340314402 is an abundant number, since it is smaller than the sum of its proper divisors (278543682558).

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

231340314402 is a wasteful number, since it uses less digits than its factorization.

231340314402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64639 (or 64636 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 231340314402 its reverse (204413043132), we get a palindrome (435753357534).

The spelling of 231340314402 in words is "two hundred thirty-one billion, three hundred forty million, three hundred fourteen thousand, four hundred two".