431431222344 has 32 divisors (see below), whose sum is σ = 1083329514720. Its totient is φ = 143176879616.

The previous prime is 431431222337. The next prime is 431431222351. The reversal of 431431222344 is 443222134134.

It is an interprime number because it is at equal distance from previous prime (431431222337) and next prime (431431222351).

It is a super-2 number, since 2×431431222344² (a number of 24 digits) contains 22 as substring.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39589929 + ... + 39600824.

It is an arithmetic number, because the mean of its divisors is an integer number (33854047335).

Almost surely, 2^431431222344 is an apocalyptic number.

It is an amenable number.

431431222344 is an abundant number, since it is smaller than the sum of its proper divisors (651898292376).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431431222344 is a wasteful number, since it uses less digits than its factorization.

431431222344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 79190989 (or 79190985 counting only the distinct ones).

The product of its digits is 55296, while the sum is 33.

Adding to 431431222344 its reverse (443222134134), we get a palindrome (874653356478).

The spelling of 431431222344 in words is "four hundred thirty-one billion, four hundred thirty-one million, two hundred twenty-two thousand, three hundred forty-four".