20113212339 has 48 divisors (see below), whose sum is σ = 33263343360. Its totient is φ = 11592208320.

The previous prime is 20113212323. The next prime is 20113212367. The reversal of 20113212339 is 93321231102.

20113212339 is a `hidden beast` number, since 2 + 0 + 1 + 1 + 321 + 2 + 339 = 666.

It is not a de Polignac number, because 20113212339 - 2⁴ = 20113212323 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20113212239) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 368392 + ... + 419450.

It is an arithmetic number, because the mean of its divisors is an integer number (692986320).

Almost surely, 2^20113212339 is an apocalyptic number.

20113212339 is a deficient number, since it is larger than the sum of its proper divisors (13150131021).

20113212339 is a wasteful number, since it uses less digits than its factorization.

20113212339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51272 (or 51269 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 27.

The spelling of 20113212339 in words is "twenty billion, one hundred thirteen million, two hundred twelve thousand, three hundred thirty-nine".