2113022651 has 16 divisors (see below), whose sum is σ = 2211797760. Its totient is φ = 2016368640.

The previous prime is 2113022641. The next prime is 2113022669. The reversal of 2113022651 is 1562203112.

It is a cyclic number.

It is not a de Polignac number, because 2113022651 - 2¹⁰ = 2113021627 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2113022641) 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, 665195 + ... + 668363.

It is an arithmetic number, because the mean of its divisors is an integer number (138237360).

Almost surely, 2^2113022651 is an apocalyptic number.

2113022651 is a deficient number, since it is larger than the sum of its proper divisors (98775109).

2113022651 is a wasteful number, since it uses less digits than its factorization.

2113022651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3494.

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 2113022651 is about 45967.6261188241. The cubic root of 2113022651 is about 1283.2207811713.

Adding to 2113022651 its reverse (1562203112), we get a palindrome (3675225763).

The spelling of 2113022651 in words is "two billion, one hundred thirteen million, twenty-two thousand, six hundred fifty-one".