111240433404331 has 24 divisors (see below), whose sum is σ = 147303618211584. Its totient is φ = 82912124267280.

The previous prime is 111240433404323. The next prime is 111240433404337. The reversal of 111240433404331 is 133404334042111.

It is not a de Polignac number, because 111240433404331 - 2³ = 111240433404323 is a prime.

It is a super-2 number, since 2×111240433404331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111240433404337) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4486574415 + ... + 4486599208.

It is an arithmetic number, because the mean of its divisors is an integer number (6137650758816).

Almost surely, 2^{111240433404331} is an apocalyptic number.

111240433404331 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

111240433404331 is a deficient number, since it is larger than the sum of its proper divisors (36063184807253).

111240433404331 is a wasteful number, since it uses less digits than its factorization.

111240433404331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8973173671 (or 8973173664 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 34.

Adding to 111240433404331 its reverse (133404334042111), we get a palindrome (244644767446442).

The spelling of 111240433404331 in words is "one hundred eleven trillion, two hundred forty billion, four hundred thirty-three million, four hundred four thousand, three hundred thirty-one".