111362103431 has 2 divisors, whose sum is σ = 111362103432. Its totient is φ = 111362103430.

The previous prime is 111362103407. The next prime is 111362103499. The reversal of 111362103431 is 134301263111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111362103431 - 2⁶ = 111362103367 is a prime.

It is a super-2 number, since 2×111362103431² (a number of 23 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111362103431.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111362103401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55681051715 + 55681051716.

It is an arithmetic number, because the mean of its divisors is an integer number (55681051716).

Almost surely, 2^111362103431 is an apocalyptic number.

111362103431 is a deficient number, since it is larger than the sum of its proper divisors (1).

111362103431 is an equidigital number, since it uses as much as digits as its factorization.

111362103431 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 26.

Adding to 111362103431 its reverse (134301263111), we get a palindrome (245663366542).

The spelling of 111362103431 in words is "one hundred eleven billion, three hundred sixty-two million, one hundred three thousand, four hundred thirty-one".