111132413031 has 4 divisors (see below), whose sum is σ = 148176550712. Its totient is φ = 74088275352.

The previous prime is 111132412967. The next prime is 111132413059. The reversal of 111132413031 is 130314231111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130314231111 = 3 ⋅43438077037.

It is not a de Polignac number, because 111132413031 - 2⁶ = 111132412967 is a prime.

It is a super-2 number, since 2×111132413031² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 111132412989 and 111132413007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111132413831) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18522068836 + ... + 18522068841.

It is an arithmetic number, because the mean of its divisors is an integer number (37044137678).

Almost surely, 2^111132413031 is an apocalyptic number.

111132413031 is a deficient number, since it is larger than the sum of its proper divisors (37044137681).

111132413031 is an equidigital number, since it uses as much as digits as its factorization.

111132413031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37044137680.

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

Adding to 111132413031 its reverse (130314231111), we get a palindrome (241446644142).

The spelling of 111132413031 in words is "one hundred eleven billion, one hundred thirty-two million, four hundred thirteen thousand, thirty-one".