231132301332 has 48 divisors (see below), whose sum is σ = 541565075520. Its totient is φ = 76721938432.

The previous prime is 231132301289. The next prime is 231132301397. The reversal of 231132301332 is 233103231132.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13125958 + ... + 13143554.

It is an arithmetic number, because the mean of its divisors is an integer number (11282605740).

Almost surely, 2^231132301332 is an apocalyptic number.

It is an amenable number.

231132301332 is an abundant number, since it is smaller than the sum of its proper divisors (310432774188).

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

231132301332 is a wasteful number, since it uses less digits than its factorization.

231132301332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22120 (or 22118 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 231132301332 its reverse (233103231132), we get a palindrome (464235532464).

The spelling of 231132301332 in words is "two hundred thirty-one billion, one hundred thirty-two million, three hundred one thousand, three hundred thirty-two".