202440142200 has 48 divisors (see below), whose sum is σ = 627564442680. Its totient is φ = 53984037760.

The previous prime is 202440142193. The next prime is 202440142279. The reversal of 202440142200 is 2241044202.

It is a super-2 number, since 2×202440142200² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 168699519 + ... + 168700718.

Almost surely, 2^202440142200 is an apocalyptic number.

202440142200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202440142200 is an abundant number, since it is smaller than the sum of its proper divisors (425124300480).

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

202440142200 is a wasteful number, since it uses less digits than its factorization.

202440142200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 337400256 (or 337400247 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

Adding to 202440142200 its reverse (2241044202), we get a palindrome (204681186402).

The spelling of 202440142200 in words is "two hundred two billion, four hundred forty million, one hundred forty-two thousand, two hundred".