11122311102131 has 32 divisors (see below), whose sum is σ = 13237518182400. Its totient is φ = 9266262243840.

The previous prime is 11122311102047. The next prime is 11122311102139. The reversal of 11122311102131 is 13120111322111.

It is a cyclic number.

It is not a de Polignac number, because 11122311102131 - 2¹⁸ = 11122310839987 is a prime.

It is a super-2 number, since 2×11122311102131² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11122311102139) 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, 18861125 + ... + 19441878.

It is an arithmetic number, because the mean of its divisors is an integer number (413672443200).

Almost surely, 2^{11122311102131} is an apocalyptic number.

11122311102131 is a deficient number, since it is larger than the sum of its proper divisors (2115207080269).

11122311102131 is a wasteful number, since it uses less digits than its factorization.

11122311102131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38303099.

The product of its (nonzero) digits is 72, while the sum is 20.

Adding to 11122311102131 its reverse (13120111322111), we get a palindrome (24242422424242).

The spelling of 11122311102131 in words is "eleven trillion, one hundred twenty-two billion, three hundred eleven million, one hundred two thousand, one hundred thirty-one".