2113113101 has 32 divisors (see below), whose sum is σ = 2519078400. Its totient is φ = 1750956480.

The previous prime is 2113113097. The next prime is 2113113103. The reversal of 2113113101 is 1013113112.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2113113101 - 2² = 2113113097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2113113103) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2684630 + ... + 2685416.

It is an arithmetic number, because the mean of its divisors is an integer number (78721200).

Almost surely, 2^2113113101 is an apocalyptic number.

It is an amenable number.

2113113101 is a deficient number, since it is larger than the sum of its proper divisors (405965299).

2113113101 is a wasteful number, since it uses less digits than its factorization.

2113113101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1289.

The product of its (nonzero) digits is 18, while the sum is 14.

The square root of 2113113101 is about 45968.6099528798. The cubic root of 2113113101 is about 1283.2390907500.

Adding to 2113113101 its reverse (1013113112), we get a palindrome (3126226213).

It can be divided in two parts, 211311 and 3101, that added together give a palindrome (214412).

The spelling of 2113113101 in words is "two billion, one hundred thirteen million, one hundred thirteen thousand, one hundred one".