111323112000631 has 2 divisors, whose sum is σ = 111323112000632. Its totient is φ = 111323112000630.

The previous prime is 111323112000539. The next prime is 111323112000641. The reversal of 111323112000631 is 136000211323111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 111323112000631 - 2³⁷ = 111185673047159 is a prime.

It is a super-2 number, since 2×111323112000631² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 111323112000596 and 111323112000605.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (111323112000641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55661556000315 + 55661556000316.

It is an arithmetic number, because the mean of its divisors is an integer number (55661556000316).

Almost surely, 2^{111323112000631} is an apocalyptic number.

111323112000631 is a deficient number, since it is larger than the sum of its proper divisors (1).

111323112000631 is an equidigital number, since it uses as much as digits as its factorization.

111323112000631 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 648, while the sum is 25.

Adding to 111323112000631 its reverse (136000211323111), we get a palindrome (247323323323742).

The spelling of 111323112000631 in words is "one hundred eleven trillion, three hundred twenty-three billion, one hundred twelve million, six hundred thirty-one", and thus it is an aban number.