122311113 has 16 divisors (see below), whose sum is σ = 174232320. Its totient is φ = 76093776.

The previous prime is 122311109. The next prime is 122311127. The reversal of 122311113 is 311113221.

It is a happy number.

It is not a de Polignac number, because 122311113 - 2² = 122311109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 122311092 and 122311101.

It is not an unprimeable number, because it can be changed into a prime (122311103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12195 + ... + 19832.

It is an arithmetic number, because the mean of its divisors is an integer number (10889520).

Almost surely, 2^122311113 is an apocalyptic number.

It is an amenable number.

122311113 is a deficient number, since it is larger than the sum of its proper divisors (51921207).

122311113 is a wasteful number, since it uses less digits than its factorization.

122311113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32116.

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

The square root of 122311113 is about 11059.4354738386. The cubic root of 122311113 is about 496.3887985723.

Adding to 122311113 its reverse (311113221), we get a palindrome (433424334).

The spelling of 122311113 in words is "one hundred twenty-two million, three hundred eleven thousand, one hundred thirteen".