2202100002020 has 12 divisors (see below), whose sum is σ = 4624410004284. Its totient is φ = 880840000800.

The previous prime is 2202100002007. The next prime is 2202100002059. The reversal of 2202100002020 is 202000012022.

It can be written as a sum of positive squares in 2 ways, for example, as 812662584484 + 1389437417536 = 901478^2 + 1178744^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2202100001992 and 2202100002010.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55052500031 + ... + 55052500070.

It is an arithmetic number, because the mean of its divisors is an integer number (385367500357).

Almost surely, 2^{2202100002020} is an apocalyptic number.

2202100002020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2202100002020 is an abundant number, since it is smaller than the sum of its proper divisors (2422310002264).

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

2202100002020 is a wasteful number, since it uses less digits than its factorization.

2202100002020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110105000110 (or 110105000108 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 11.

Adding to 2202100002020 its reverse (202000012022), we get a palindrome (2404100014042).

The spelling of 2202100002020 in words is "two trillion, two hundred two billion, one hundred million, two thousand, twenty".