112112121100631 has 2 divisors, whose sum is σ = 112112121100632. Its totient is φ = 112112121100630.

The previous prime is 112112121100627. The next prime is 112112121100649. The reversal of 112112121100631 is 136001121211211.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 112112121100631 - 2² = 112112121100627 is a prime.

It is a super-2 number, since 2×112112121100631² (a number of 29 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 112112121100597 and 112112121100606.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112112121100691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56056060550315 + 56056060550316.

It is an arithmetic number, because the mean of its divisors is an integer number (56056060550316).

Almost surely, 2^{112112121100631} is an apocalyptic number.

112112121100631 is a deficient number, since it is larger than the sum of its proper divisors (1).

112112121100631 is an equidigital number, since it uses as much as digits as its factorization.

112112121100631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 23.

Adding to 112112121100631 its reverse (136001121211211), we get a palindrome (248113242311842).

The spelling of 112112121100631 in words is "one hundred twelve trillion, one hundred twelve billion, one hundred twenty-one million, one hundred thousand, six hundred thirty-one".