2312133212 has 24 divisors (see below), whose sum is σ = 4286320416. Its totient is φ = 1087536128.

The previous prime is 2312133209. The next prime is 2312133223. The reversal of 2312133212 is 2123312132.

It is a congruent 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, 157748 + ... + 171780.

It is an arithmetic number, because the mean of its divisors is an integer number (178596684).

Almost surely, 2^2312133212 is an apocalyptic number.

It is an amenable number.

2312133212 is a deficient number, since it is larger than the sum of its proper divisors (1974187204).

2312133212 is a wasteful number, since it uses less digits than its factorization.

2312133212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16477 (or 16475 counting only the distinct ones).

The product of its digits is 432, while the sum is 20.

The square root of 2312133212 is about 48084.6463229168. The cubic root of 2312133212 is about 1322.3231990999.

Adding to 2312133212 its reverse (2123312132), we get a palindrome (4435445344).

The spelling of 2312133212 in words is "two billion, three hundred twelve million, one hundred thirty-three thousand, two hundred twelve".