2142323312 has 20 divisors (see below), whose sum is σ = 4158356616. Its totient is φ = 1069199040.

The previous prime is 2142323299. The next prime is 2142323327. The reversal of 2142323312 is 2133232412.

It is a congruent number.

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, 113639 + ... + 131142.

Almost surely, 2^2142323312 is an apocalyptic number.

It is an amenable number.

2142323312 is a deficient number, since it is larger than the sum of its proper divisors (2016033304).

2142323312 is a wasteful number, since it uses less digits than its factorization.

2142323312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 245336 (or 245330 counting only the distinct ones).

The product of its digits is 1728, while the sum is 23.

The square root of 2142323312 is about 46285.2385972029. The cubic root of 2142323312 is about 1289.1249222151.

Adding to 2142323312 its reverse (2133232412), we get a palindrome (4275555724).

The spelling of 2142323312 in words is "two billion, one hundred forty-two million, three hundred twenty-three thousand, three hundred twelve".