2113998612 has 24 divisors (see below), whose sum is σ = 5381087712. Its totient is φ = 640605600.

The previous prime is 2113998611. The next prime is 2113998613. The reversal of 2113998612 is 2168993112.

It is an interprime number because it is at equal distance from previous prime (2113998611) and next prime (2113998613).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113998611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8007439 + ... + 8007702.

It is an arithmetic number, because the mean of its divisors is an integer number (224211988).

Almost surely, 2^2113998612 is an apocalyptic number.

2113998612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

2113998612 is an abundant number, since it is smaller than the sum of its proper divisors (3267089100).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2113998612 is a wasteful number, since it uses less digits than its factorization.

2113998612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16015159 (or 16015157 counting only the distinct ones).

The product of its digits is 46656, while the sum is 42.

The square root of 2113998612 is about 45978.2406361966. The cubic root of 2113998612 is about 1283.4183150486.

The spelling of 2113998612 in words is "two billion, one hundred thirteen million, nine hundred ninety-eight thousand, six hundred twelve".