422440312023 has 12 divisors (see below), whose sum is σ = 646085183328. Its totient is φ = 265060587840.

The previous prime is 422440312013. The next prime is 422440312039. The reversal of 422440312023 is 320213044224.

422440312023 is a `hidden beast` number, since 4 + 224 + 403 + 12 + 0 + 23 = 666.

It is not a de Polignac number, because 422440312023 - 2⁸ = 422440311767 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422440312003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1380523743 + ... + 1380524048.

It is an arithmetic number, because the mean of its divisors is an integer number (53840431944).

Almost surely, 2^422440312023 is an apocalyptic number.

422440312023 is a deficient number, since it is larger than the sum of its proper divisors (223644871305).

422440312023 is a wasteful number, since it uses less digits than its factorization.

422440312023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2761047814 (or 2761047811 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

Adding to 422440312023 its reverse (320213044224), we get a palindrome (742653356247).

The spelling of 422440312023 in words is "four hundred twenty-two billion, four hundred forty million, three hundred twelve thousand, twenty-three".