2111920204 has 24 divisors (see below), whose sum is σ = 3734352720. Its totient is φ = 1044983616.

The previous prime is 2111920177. The next prime is 2111920207. The reversal of 2111920204 is 4020291112.

It is not an unprimeable number, because it can be changed into a prime (2111920207) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 527442 + ... + 531430.

It is an arithmetic number, because the mean of its divisors is an integer number (155598030).

Almost surely, 2^2111920204 is an apocalyptic number.

It is an amenable number.

2111920204 is a deficient number, since it is larger than the sum of its proper divisors (1622432516).

2111920204 is a wasteful number, since it uses less digits than its factorization.

2111920204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5337 (or 5335 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 2111920204 is about 45955.6329953141. The cubic root of 2111920204 is about 1282.9975734356.

The spelling of 2111920204 in words is "two billion, one hundred eleven million, nine hundred twenty thousand, two hundred four".