422182722631 has 2 divisors, whose sum is σ = 422182722632. Its totient is φ = 422182722630.

The previous prime is 422182722613. The next prime is 422182722683. The reversal of 422182722631 is 136227281224.

Together with previous prime (422182722613) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 422182722631 - 2¹⁹ = 422182198343 is a prime.

It is a super-2 number, since 2×422182722631² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (422182722131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 211091361315 + 211091361316.

It is an arithmetic number, because the mean of its divisors is an integer number (211091361316).

Almost surely, 2^422182722631 is an apocalyptic number.

422182722631 is a deficient number, since it is larger than the sum of its proper divisors (1).

422182722631 is an equidigital number, since it uses as much as digits as its factorization.

422182722631 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129024, while the sum is 40.

The spelling of 422182722631 in words is "four hundred twenty-two billion, one hundred eighty-two million, seven hundred twenty-two thousand, six hundred thirty-one".