422312024442 has 128 divisors (see below), whose sum is σ = 1063621416960. Its totient is φ = 108594120960.

The previous prime is 422312024411. The next prime is 422312024471. The reversal of 422312024442 is 244420213224.

It is a happy number.

It is a super-2 number, since 2×422312024442² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20081409 + ... + 20102427.

It is an arithmetic number, because the mean of its divisors is an integer number (8309542320).

Almost surely, 2^422312024442 is an apocalyptic number.

422312024442 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 422312024442, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (531810708480).

422312024442 is an abundant number, since it is smaller than the sum of its proper divisors (641309392518).

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

422312024442 is a wasteful number, since it uses less digits than its factorization.

422312024442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21476.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 422312024442 its reverse (244420213224), we get a palindrome (666732237666).

The spelling of 422312024442 in words is "four hundred twenty-two billion, three hundred twelve million, twenty-four thousand, four hundred forty-two".