202322120112 has 400 divisors, whose sum is σ = 695107232512. Its totient is φ = 55612085760.

The previous prime is 202322120101. The next prime is 202322120149. The reversal of 202322120112 is 211021223202.

It is a super-2 number, since 2×202322120112² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 26132562 + ... + 26140302.

Almost surely, 2^202322120112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202322120112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (347553616256).

202322120112 is an abundant number, since it is smaller than the sum of its proper divisors (492785112400).

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

202322120112 is a wasteful number, since it uses less digits than its factorization.

202322120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7878 (or 7863 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 202322120112 its reverse (211021223202), we get a palindrome (413343343314).

The spelling of 202322120112 in words is "two hundred two billion, three hundred twenty-two million, one hundred twenty thousand, one hundred twelve".