20220052100 has 36 divisors (see below), whose sum is σ = 45785236224. Its totient is φ = 7736366880.

The previous prime is 20220052087. The next prime is 20220052109. The reversal of 20220052100 is 125002202.

It is not an unprimeable number, because it can be changed into a prime (20220052109) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4393364 + ... + 4397963.

Almost surely, 2^20220052100 is an apocalyptic number.

20220052100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220052100 is an abundant number, since it is smaller than the sum of its proper divisors (25565184124).

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

20220052100 is a wasteful number, since it uses less digits than its factorization.

20220052100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8791364 (or 8791357 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

Adding to 20220052100 its reverse (125002202), we get a palindrome (20345054302).

The spelling of 20220052100 in words is "twenty billion, two hundred twenty million, fifty-two thousand, one hundred".