122248631 has 2 divisors, whose sum is σ = 122248632. Its totient is φ = 122248630.

The previous prime is 122248619. The next prime is 122248661. The reversal of 122248631 is 136842221.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122248631 is a prime.

It is a super-2 number, since 2×122248631² = 29889455562748322, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 122248594 and 122248603.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122248661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61124315 + 61124316.

It is an arithmetic number, because the mean of its divisors is an integer number (61124316).

Almost surely, 2^122248631 is an apocalyptic number.

122248631 is a deficient number, since it is larger than the sum of its proper divisors (1).

122248631 is an equidigital number, since it uses as much as digits as its factorization.

122248631 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4608, while the sum is 29.

The square root of 122248631 is about 11056.6102852547. The cubic root of 122248631 is about 496.3042582909.

The spelling of 122248631 in words is "one hundred twenty-two million, two hundred forty-eight thousand, six hundred thirty-one".