202221002010220 has 48 divisors (see below), whose sum is σ = 425826381496320. Its totient is φ = 80667019998144.

The previous prime is 202221002010193. The next prime is 202221002010227. The reversal of 202221002010220 is 22010200122202.

It is a junction number, because it is equal to n+sod(n) for n = 202221002010194 and 202221002010203.

It is not an unprimeable number, because it can be changed into a prime (202221002010227) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1107125661 + ... + 1107308299.

It is an arithmetic number, because the mean of its divisors is an integer number (8871382947840).

Almost surely, 2^{202221002010220} is an apocalyptic number.

202221002010220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202221002010220 is an abundant number, since it is smaller than the sum of its proper divisors (223605379486100).

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

202221002010220 is a wasteful number, since it uses less digits than its factorization.

202221002010220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333862 (or 333860 counting only the distinct ones).

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

Adding to 202221002010220 its reverse (22010200122202), we get a palindrome (224231202132422).

The spelling of 202221002010220 in words is "two hundred two trillion, two hundred twenty-one billion, two million, ten thousand, two hundred twenty".