22142442300 has 144 divisors (see below), whose sum is σ = 73568208000. Its totient is φ = 5085331200.

The previous prime is 22142442299. The next prime is 22142442313. The reversal of 22142442300 is 324424122.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 113875 + ... + 239274.

Almost surely, 2^22142442300 is an apocalyptic number.

22142442300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22142442300 is an abundant number, since it is smaller than the sum of its proper divisors (51425765700).

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

22142442300 is a wasteful number, since it uses less digits than its factorization.

22142442300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353196 (or 353189 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 24.

Adding to 22142442300 its reverse (324424122), we get a palindrome (22466866422).

The spelling of 22142442300 in words is "twenty-two billion, one hundred forty-two million, four hundred forty-two thousand, three hundred".