422216914858531 has 32 divisors (see below), whose sum is σ = 472309007970240. Its totient is φ = 374753006562816.

The previous prime is 422216914858397. The next prime is 422216914858591. The reversal of 422216914858531 is 135858419612224.

It is a cyclic number.

It is not a de Polignac number, because 422216914858531 - 2³³ = 422208324923939 is a prime.

It is a super-2 number, since 2×422216914858531² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 422216914858531.

It is not an unprimeable number, because it can be changed into a prime (422216914858591) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 207532420 + ... + 209557006.

It is an arithmetic number, because the mean of its divisors is an integer number (14759656499070).

Almost surely, 2^{422216914858531} is an apocalyptic number.

422216914858531 is a deficient number, since it is larger than the sum of its proper divisors (50092093111709).

422216914858531 is a wasteful number, since it uses less digits than its factorization.

422216914858531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2026903.

The product of its digits is 33177600, while the sum is 61.

The spelling of 422216914858531 in words is "four hundred twenty-two trillion, two hundred sixteen billion, nine hundred fourteen million, eight hundred fifty-eight thousand, five hundred thirty-one".