231202332031023 has 24 divisors (see below), whose sum is σ = 339756623921936. Its totient is φ = 151463834928000.

The previous prime is 231202332031003. The next prime is 231202332031063. The reversal of 231202332031023 is 320130233202132.

231202332031023 is a `hidden beast` number, since 2 + 3 + 1 + 2 + 0 + 2 + 3 + 320 + 310 + 23 = 666.

It is not a de Polignac number, because 231202332031023 - 2¹² = 231202332026927 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231202332031003) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 199771990 + ... + 200925987.

Almost surely, 2^{231202332031023} is an apocalyptic number.

231202332031023 is a deficient number, since it is larger than the sum of its proper divisors (108554291890913).

231202332031023 is a wasteful number, since it uses less digits than its factorization.

231202332031023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400699095 (or 400699092 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 231202332031023 its reverse (320130233202132), we get a palindrome (551332565233155).

The spelling of 231202332031023 in words is "two hundred thirty-one trillion, two hundred two billion, three hundred thirty-two million, thirty-one thousand, twenty-three".