422423400212021 has 16 divisors (see below), whose sum is σ = 474757165733760. Its totient is φ = 372928202644800.

The previous prime is 422423400211997. The next prime is 422423400212027. The reversal of 422423400212021 is 120212004324224.

It is a cyclic number.

It is not a de Polignac number, because 422423400212021 - 2⁶ = 422423400211957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422423400212027) 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, 87886955 + ... + 92568696.

It is an arithmetic number, because the mean of its divisors is an integer number (29672322858360).

Almost surely, 2^{422423400212021} is an apocalyptic number.

It is an amenable number.

422423400212021 is a deficient number, since it is larger than the sum of its proper divisors (52333765521739).

422423400212021 is a wasteful number, since it uses less digits than its factorization.

422423400212021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180463516.

The product of its (nonzero) digits is 12288, while the sum is 29.

Adding to 422423400212021 its reverse (120212004324224), we get a palindrome (542635404536245).

The spelling of 422423400212021 in words is "four hundred twenty-two trillion, four hundred twenty-three billion, four hundred million, two hundred twelve thousand, twenty-one".