231321150635122 has 16 divisors (see below), whose sum is σ = 349165355576832. Its totient is φ = 114934941848160.

The previous prime is 231321150635101. The next prime is 231321150635171. The reversal of 231321150635122 is 221536051123132.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 560561418 + ... + 560973925.

It is an arithmetic number, because the mean of its divisors is an integer number (21822834723552).

Almost surely, 2^{231321150635122} is an apocalyptic number.

231321150635122 is a deficient number, since it is larger than the sum of its proper divisors (117844204941710).

231321150635122 is a wasteful number, since it uses less digits than its factorization.

231321150635122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1121535993.

The product of its (nonzero) digits is 64800, while the sum is 37.

The spelling of 231321150635122 in words is "two hundred thirty-one trillion, three hundred twenty-one billion, one hundred fifty million, six hundred thirty-five thousand, one hundred twenty-two".