231224115292 has 12 divisors (see below), whose sum is σ = 422235341136. Its totient is φ = 110585446400.

The previous prime is 231224115251. The next prime is 231224115293. The reversal of 231224115292 is 292511422132.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (231224115293) 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, 1256652709 + ... + 1256652892.

It is an arithmetic number, because the mean of its divisors is an integer number (35186278428).

Almost surely, 2^231224115292 is an apocalyptic number.

It is an amenable number.

231224115292 is a deficient number, since it is larger than the sum of its proper divisors (191011225844).

231224115292 is a wasteful number, since it uses less digits than its factorization.

231224115292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2513305628 (or 2513305626 counting only the distinct ones).

The product of its digits is 17280, while the sum is 34.

The spelling of 231224115292 in words is "two hundred thirty-one billion, two hundred twenty-four million, one hundred fifteen thousand, two hundred ninety-two".