122113330311 has 32 divisors (see below), whose sum is σ = 186447495168. Its totient is φ = 69640431840.

The previous prime is 122113330303. The next prime is 122113330319. The reversal of 122113330311 is 113033311221.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (122113330303) and next prime (122113330319).

It is not a de Polignac number, because 122113330311 - 2³ = 122113330303 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122113330319) 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, 36482740 + ... + 36486086.

It is an arithmetic number, because the mean of its divisors is an integer number (5826484224).

Almost surely, 2^122113330311 is an apocalyptic number.

122113330311 is a deficient number, since it is larger than the sum of its proper divisors (64334164857).

122113330311 is a wasteful number, since it uses less digits than its factorization.

122113330311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6291.

The product of its (nonzero) digits is 324, while the sum is 21.

Adding to 122113330311 its reverse (113033311221), we get a palindrome (235146641532).

The spelling of 122113330311 in words is "one hundred twenty-two billion, one hundred thirteen million, three hundred thirty thousand, three hundred eleven".