2113103992 has 8 divisors (see below), whose sum is σ = 3962070000. Its totient is φ = 1056551992.

The previous prime is 2113103963. The next prime is 2113104031. The reversal of 2113103992 is 2993013112.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 132068992 + ... + 132069007.

It is an arithmetic number, because the mean of its divisors is an integer number (495258750).

Almost surely, 2^2113103992 is an apocalyptic number.

It is an amenable number.

2113103992 is a deficient number, since it is larger than the sum of its proper divisors (1848966008).

2113103992 is a wasteful number, since it uses less digits than its factorization.

2113103992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 264138005 (or 264138001 counting only the distinct ones).

The product of its (nonzero) digits is 2916, while the sum is 31.

The square root of 2113103992 is about 45968.5108742931. The cubic root of 2113103992 is about 1283.2372468604.

The spelling of 2113103992 in words is "two billion, one hundred thirteen million, one hundred three thousand, nine hundred ninety-two".