2113576620 has 48 divisors (see below), whose sum is σ = 5930765568. Its totient is φ = 562406080.

The previous prime is 2113576613. The next prime is 2113576627. The reversal of 2113576620 is 266753112.

It is an interprime number because it is at equal distance from previous prime (2113576613) and next prime (2113576627).

It is a super-2 number, since 2×2113576620² = 8934412257221248800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2113576627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9696 + ... + 65735.

It is an arithmetic number, because the mean of its divisors is an integer number (123557616).

Almost surely, 2^2113576620 is an apocalyptic number.

2113576620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2113576620 is an abundant number, since it is smaller than the sum of its proper divisors (3817188948).

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

2113576620 is a wasteful number, since it uses less digits than its factorization.

2113576620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75910 (or 75908 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 2113576620 is about 45973.6513668427. The cubic root of 2113576620 is about 1283.3329116020.

The spelling of 2113576620 in words is "two billion, one hundred thirteen million, five hundred seventy-six thousand, six hundred twenty".