2313213212 has 24 divisors (see below), whose sum is σ = 4168777536. Its totient is φ = 1122303168.

The previous prime is 2313213209. The next prime is 2313213263. The reversal of 2313213212 is 2123123132.

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, 34253 + ... + 76155.

It is an arithmetic number, because the mean of its divisors is an integer number (173699064).

Almost surely, 2^2313213212 is an apocalyptic number.

It is an amenable number.

2313213212 is a deficient number, since it is larger than the sum of its proper divisors (1855564324).

2313213212 is a wasteful number, since it uses less digits than its factorization.

2313213212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42317 (or 42315 counting only the distinct ones).

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

The square root of 2313213212 is about 48095.8752077556. The cubic root of 2313213212 is about 1322.5290532650.

Adding to 2313213212 its reverse (2123123132), we get a palindrome (4436336344).

The spelling of 2313213212 in words is "two billion, three hundred thirteen million, two hundred thirteen thousand, two hundred twelve".