111132322131 has 16 divisors (see below), whose sum is σ = 154718553600. Its totient is φ = 70864905888.

The previous prime is 111132322129. The next prime is 111132322193. The reversal of 111132322131 is 131223231111.

It is not a de Polignac number, because 111132322131 - 2¹ = 111132322129 is a prime.

It is a super-2 number, since 2×111132322131² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111132322098 and 111132322107.

It is not an unprimeable number, because it can be changed into a prime (111132322031) 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, 5959771 + ... + 5978388.

It is an arithmetic number, because the mean of its divisors is an integer number (9669909600).

Almost surely, 2^111132322131 is an apocalyptic number.

111132322131 is a deficient number, since it is larger than the sum of its proper divisors (43586231469).

111132322131 is a wasteful number, since it uses less digits than its factorization.

111132322131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11938298.

The product of its digits is 216, while the sum is 21.

Adding to 111132322131 its reverse (131223231111), we get a palindrome (242355553242).

The spelling of 111132322131 in words is "one hundred eleven billion, one hundred thirty-two million, three hundred twenty-two thousand, one hundred thirty-one".