2322131312 has 10 divisors (see below), whose sum is σ = 4499129448. Its totient is φ = 1161065648.

The previous prime is 2322131311. The next prime is 2322131323. The reversal of 2322131312 is 2131312232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2322131311) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 72566588 + ... + 72566619.

Almost surely, 2^2322131312 is an apocalyptic number.

It is an amenable number.

2322131312 is a deficient number, since it is larger than the sum of its proper divisors (2176998136).

2322131312 is a wasteful number, since it uses less digits than its factorization.

2322131312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145133215 (or 145133209 counting only the distinct ones).

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

The square root of 2322131312 is about 48188.4977147037. The cubic root of 2322131312 is about 1324.2264500114.

Adding to 2322131312 its reverse (2131312232), we get a palindrome (4453443544).

The spelling of 2322131312 in words is "two billion, three hundred twenty-two million, one hundred thirty-one thousand, three hundred twelve".