111411700031 has 2 divisors, whose sum is σ = 111411700032. Its totient is φ = 111411700030.

The previous prime is 111411700027. The next prime is 111411700061. The reversal of 111411700031 is 130007114111.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111411700031 - 2² = 111411700027 is a prime.

It is a super-2 number, since 2×111411700031² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111411699976 and 111411700012.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111411700061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55705850015 + 55705850016.

It is an arithmetic number, because the mean of its divisors is an integer number (55705850016).

Almost surely, 2^111411700031 is an apocalyptic number.

111411700031 is a deficient number, since it is larger than the sum of its proper divisors (1).

111411700031 is an equidigital number, since it uses as much as digits as its factorization.

111411700031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 84, while the sum is 20.

Adding to 111411700031 its reverse (130007114111), we get a palindrome (241418814142).

The spelling of 111411700031 in words is "one hundred eleven billion, four hundred eleven million, seven hundred thousand, thirty-one".