422545312023 has 16 divisors (see below), whose sum is σ = 570976027776. Its totient is φ = 277930596320.

The previous prime is 422545312001. The next prime is 422545312027. The reversal of 422545312023 is 320213545224.

It is a cyclic number.

It is not a de Polignac number, because 422545312023 - 2⁸ = 422545311767 is a prime.

It is a super-2 number, since 2×422545312023² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422545312027) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3039465 + ... + 3175442.

It is an arithmetic number, because the mean of its divisors is an integer number (35686001736).

Almost surely, 2^422545312023 is an apocalyptic number.

422545312023 is a deficient number, since it is larger than the sum of its proper divisors (148430715753).

422545312023 is a wasteful number, since it uses less digits than its factorization.

422545312023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6215214.

The product of its (nonzero) digits is 57600, while the sum is 33.

Adding to 422545312023 its reverse (320213545224), we get a palindrome (742758857247).

The spelling of 422545312023 in words is "four hundred twenty-two billion, five hundred forty-five million, three hundred twelve thousand, twenty-three".