202323023022 has 16 divisors (see below), whose sum is σ = 406906640640. Its totient is φ = 67064241912.

The previous prime is 202323022991. The next prime is 202323023041. The reversal of 202323023022 is 220320323202.

It is a self number, because there is not a number n which added to its sum of digits gives 202323023022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 94190278 + ... + 94192425.

It is an arithmetic number, because the mean of its divisors is an integer number (25431665040).

Almost surely, 2^202323023022 is an apocalyptic number.

202323023022 is an abundant number, since it is smaller than the sum of its proper divisors (204583617618).

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

202323023022 is a wasteful number, since it uses less digits than its factorization.

202323023022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188382887.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 202323023022 its reverse (220320323202), we get a palindrome (422643346224).

The spelling of 202323023022 in words is "two hundred two billion, three hundred twenty-three million, twenty-three thousand, twenty-two".