2111320113 has 16 divisors (see below), whose sum is σ = 3262565376. Its totient is φ = 1189475280.

The previous prime is 2111320103. The next prime is 2111320129. The reversal of 2111320113 is 3110231112.

It is a happy number.

It is not a de Polignac number, because 2111320113 - 2⁴ = 2111320097 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2111320092 and 2111320101.

It is not an unprimeable number, because it can be changed into a prime (2111320103) 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, 706531 + ... + 709512.

It is an arithmetic number, because the mean of its divisors is an integer number (203910336).

Almost surely, 2^2111320113 is an apocalyptic number.

It is an amenable number.

2111320113 is a deficient number, since it is larger than the sum of its proper divisors (1151245263).

2111320113 is a wasteful number, since it uses less digits than its factorization.

2111320113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1416124.

The product of its (nonzero) digits is 36, while the sum is 15.

The square root of 2111320113 is about 45949.1035059445. The cubic root of 2111320113 is about 1282.8760429237.

Adding to 2111320113 its reverse (3110231112), we get a palindrome (5221551225).

The spelling of 2111320113 in words is "two billion, one hundred eleven million, three hundred twenty thousand, one hundred thirteen".