231321223099936 has 24 divisors (see below), whose sum is σ = 455420526276240. Its totient is φ = 115658867220288.

The previous prime is 231321223099927. The next prime is 231321223099937. The reversal of 231321223099936 is 639990322123132.

It is not an unprimeable number, because it can be changed into a prime (231321223099937) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52354026 + ... + 56600233.

It is an arithmetic number, because the mean of its divisors is an integer number (18975855261510).

Almost surely, 2^{231321223099936} is an apocalyptic number.

It is an amenable number.

231321223099936 is a deficient number, since it is larger than the sum of its proper divisors (224099303176304).

231321223099936 is a wasteful number, since it uses less digits than its factorization.

231321223099936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109020616 (or 109020608 counting only the distinct ones).

The product of its (nonzero) digits is 5668704, while the sum is 55.

The spelling of 231321223099936 in words is "two hundred thirty-one trillion, three hundred twenty-one billion, two hundred twenty-three million, ninety-nine thousand, nine hundred thirty-six".