202323321112 has 64 divisors (see below), whose sum is σ = 441592099200. Its totient is φ = 85931331840.

The previous prime is 202323321103. The next prime is 202323321173. The reversal of 202323321112 is 211123323202.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 706758 + ... + 950869.

It is an arithmetic number, because the mean of its divisors is an integer number (6899876550).

Almost surely, 2^202323321112 is an apocalyptic number.

202323321112 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

202323321112 is an abundant number, since it is smaller than the sum of its proper divisors (239268778088).

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

202323321112 is a wasteful number, since it uses less digits than its factorization.

202323321112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1657736 (or 1657732 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 202323321112 its reverse (211123323202), we get a palindrome (413446644314).

The spelling of 202323321112 in words is "two hundred two billion, three hundred twenty-three million, three hundred twenty-one thousand, one hundred twelve".