2113668812 has 12 divisors (see below), whose sum is σ = 3859743216. Its totient is φ = 1010885040.

The previous prime is 2113668797. The next prime is 2113668829. The reversal of 2113668812 is 2188663112.

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, 11487239 + ... + 11487422.

It is an arithmetic number, because the mean of its divisors is an integer number (321645268).

Almost surely, 2^2113668812 is an apocalyptic number.

It is an amenable number.

2113668812 is a deficient number, since it is larger than the sum of its proper divisors (1746074404).

2113668812 is a wasteful number, since it uses less digits than its factorization.

2113668812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22974688 (or 22974686 counting only the distinct ones).

The product of its digits is 27648, while the sum is 38.

The square root of 2113668812 is about 45974.6540171865. The cubic root of 2113668812 is about 1283.3515705435.

The spelling of 2113668812 in words is "two billion, one hundred thirteen million, six hundred sixty-eight thousand, eight hundred twelve".