202221000102020 has 48 divisors (see below), whose sum is σ = 443129294982528. Its totient is φ = 77371244501760.

The previous prime is 202221000101983. The next prime is 202221000102041. The reversal of 202221000102020 is 20201000122202.

202221000102020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×202221000102020² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 202221000101986 and 202221000102004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 176721515 + ... + 177862125.

It is an arithmetic number, because the mean of its divisors is an integer number (9231860312136).

Almost surely, 2^{202221000102020} is an apocalyptic number.

202221000102020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202221000102020 is an abundant number, since it is smaller than the sum of its proper divisors (240908294880508).

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

202221000102020 is a wasteful number, since it uses less digits than its factorization.

202221000102020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1526060 (or 1526058 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 202221000102020 its reverse (20201000122202), we get a palindrome (222422000224222).

The spelling of 202221000102020 in words is "two hundred two trillion, two hundred twenty-one billion, one hundred two thousand, twenty".