2311022312 has 16 divisors (see below), whose sum is σ = 4364797860. Its totient is φ = 1147076224.

The previous prime is 2311022293. The next prime is 2311022387. The reversal of 2311022312 is 2132201132.

It can be written as a sum of positive squares in 2 ways, for example, as 2283501796 + 27520516 = 47786^2 + 5246^2 .

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, 1053203 + ... + 1055394.

Almost surely, 2^2311022312 is an apocalyptic number.

It is an amenable number.

2311022312 is a deficient number, since it is larger than the sum of its proper divisors (2053775548).

2311022312 is a wasteful number, since it uses less digits than its factorization.

2311022312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2108740 (or 2108736 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2311022312 is about 48073.0934307332. The cubic root of 2311022312 is about 1322.1113883271. Note that the first 3 decimals are identical.

Adding to 2311022312 its reverse (2132201132), we get a palindrome (4443223444).

The spelling of 2311022312 in words is "two billion, three hundred eleven million, twenty-two thousand, three hundred twelve".