231332130122 has 8 divisors (see below), whose sum is σ = 352686690372. Its totient is φ = 113769900000.

The previous prime is 231332130101. The next prime is 231332130163. The reversal of 231332130122 is 221031233132.

It can be written as a sum of positive squares in 2 ways, for example, as 227814335401 + 3517794721 = 477299^2 + 59311^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 948082379 + ... + 948082622.

Almost surely, 2^231332130122 is an apocalyptic number.

231332130122 is a deficient number, since it is larger than the sum of its proper divisors (121354560250).

231332130122 is a wasteful number, since it uses less digits than its factorization.

231332130122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1896165064.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 231332130122 its reverse (221031233132), we get a palindrome (452363363254).

The spelling of 231332130122 in words is "two hundred thirty-one billion, three hundred thirty-two million, one hundred thirty thousand, one hundred twenty-two".