112002111431 has 4 divisors (see below), whose sum is σ = 128002413072. Its totient is φ = 96001809792.

The previous prime is 112002111413. The next prime is 112002111443. The reversal of 112002111431 is 134111200211.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 112002111431 - 2¹⁴ = 112002095047 is a prime.

It is a super-2 number, since 2×112002111431² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112002111401) 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, 8000150810 + ... + 8000150823.

It is an arithmetic number, because the mean of its divisors is an integer number (32000603268).

Almost surely, 2^112002111431 is an apocalyptic number.

112002111431 is a deficient number, since it is larger than the sum of its proper divisors (16000301641).

112002111431 is an equidigital number, since it uses as much as digits as its factorization.

112002111431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16000301640.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 112002111431 its reverse (134111200211), we get a palindrome (246113311642).

The spelling of 112002111431 in words is "one hundred twelve billion, two million, one hundred eleven thousand, four hundred thirty-one".