112100102131 has 2 divisors, whose sum is σ = 112100102132. Its totient is φ = 112100102130.

The previous prime is 112100102111. The next prime is 112100102141. The reversal of 112100102131 is 131201001211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 112100102131 - 2¹¹ = 112100100083 is a prime.

It is a super-2 number, since 2×112100102131² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (112100102111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56050051065 + 56050051066.

It is an arithmetic number, because the mean of its divisors is an integer number (56050051066).

Almost surely, 2^112100102131 is an apocalyptic number.

112100102131 is a deficient number, since it is larger than the sum of its proper divisors (1).

112100102131 is an equidigital number, since it uses as much as digits as its factorization.

112100102131 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 112100102131 its reverse (131201001211), we get a palindrome (243301103342).

The spelling of 112100102131 in words is "one hundred twelve billion, one hundred million, one hundred two thousand, one hundred thirty-one".