2311245712 has 40 divisors (see below), whose sum is σ = 4833887040. Its totient is φ = 1067256960.

The previous prime is 2311245691. The next prime is 2311245749. The reversal of 2311245712 is 2175421132.

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, 97614 + ... + 118957.

It is an arithmetic number, because the mean of its divisors is an integer number (120847176).

Almost surely, 2^2311245712 is an apocalyptic number.

It is an amenable number.

2311245712 is an abundant number, since it is smaller than the sum of its proper divisors (2522641328).

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

2311245712 is a wasteful number, since it uses less digits than its factorization.

2311245712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 216631 (or 216625 counting only the distinct ones).

The product of its digits is 3360, while the sum is 28.

The square root of 2311245712 is about 48075.4169196690. The cubic root of 2311245712 is about 1322.1539885457.

Adding to 2311245712 its reverse (2175421132), we get a palindrome (4486666844).

The spelling of 2311245712 in words is "two billion, three hundred eleven million, two hundred forty-five thousand, seven hundred twelve".