402122204323 has 16 divisors (see below), whose sum is σ = 479609289216. Its totient is φ = 329649122880.

The previous prime is 402122204291. The next prime is 402122204333. The reversal of 402122204323 is 323402221204.

It is not a de Polignac number, because 402122204323 - 2⁵ = 402122204291 is a prime.

It is not an unprimeable number, because it can be changed into a prime (402122204333) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1173828 + ... + 1477198.

It is an arithmetic number, because the mean of its divisors is an integer number (29975580576).

Almost surely, 2^402122204323 is an apocalyptic number.

402122204323 is a deficient number, since it is larger than the sum of its proper divisors (77487084893).

402122204323 is a wasteful number, since it uses less digits than its factorization.

402122204323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311634.

The product of its (nonzero) digits is 4608, while the sum is 25.

Adding to 402122204323 its reverse (323402221204), we get a palindrome (725524425527).

The spelling of 402122204323 in words is "four hundred two billion, one hundred twenty-two million, two hundred four thousand, three hundred twenty-three".