231343402302 has 12 divisors (see below), whose sum is σ = 501244038360. Its totient is φ = 77114467428.

The previous prime is 231343402273. The next prime is 231343402343. The reversal of 231343402302 is 203204343132.

231343402302 is a `hidden beast` number, since 2 + 3 + 13 + 4 + 340 + 2 + 302 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6426205602 + ... + 6426205637.

It is an arithmetic number, because the mean of its divisors is an integer number (41770336530).

Almost surely, 2^231343402302 is an apocalyptic number.

231343402302 is an abundant number, since it is smaller than the sum of its proper divisors (269900636058).

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

231343402302 is a wasteful number, since it uses less digits than its factorization.

231343402302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12852411247 (or 12852411244 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 27.

Adding to 231343402302 its reverse (203204343132), we get a palindrome (434547745434).

The spelling of 231343402302 in words is "two hundred thirty-one billion, three hundred forty-three million, four hundred two thousand, three hundred two".