202422012100 has 72 divisors (see below), whose sum is σ = 547643573568. Its totient is φ = 63092572800.

The previous prime is 202422012083. The next prime is 202422012113. The reversal of 202422012100 is 1210224202.

It is a super-2 number, since 2×202422012100² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13136587 + ... + 13151986.

It is an arithmetic number, because the mean of its divisors is an integer number (7606160744).

Almost surely, 2^202422012100 is an apocalyptic number.

202422012100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202422012100 is an abundant number, since it is smaller than the sum of its proper divisors (345221561468).

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

202422012100 is a wasteful number, since it uses less digits than its factorization.

202422012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26288605 (or 26288598 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 202422012100 its reverse (1210224202), we get a palindrome (203632236302).

The spelling of 202422012100 in words is "two hundred two billion, four hundred twenty-two million, twelve thousand, one hundred".