2200020200020 has 24 divisors (see below), whose sum is σ = 4620548444904. Its totient is φ = 879911694336.

The previous prime is 2200020199991. The next prime is 2200020200041. The reversal of 2200020200020 is 200020200022.

It can be written as a sum of positive squares in 4 ways, for example, as 9868832964 + 2190151367056 = 99342^2 + 1479916^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5836797 + ... + 6202276.

It is an arithmetic number, because the mean of its divisors is an integer number (192522851871).

Almost surely, 2^{2200020200020} is an apocalyptic number.

2200020200020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2200020200020 is an abundant number, since it is smaller than the sum of its proper divisors (2420528244884).

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

2200020200020 is a wasteful number, since it uses less digits than its factorization.

2200020200020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12048219 (or 12048217 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 10.

Adding to 2200020200020 its reverse (200020200022), we get a palindrome (2400040400042).

The spelling of 2200020200020 in words is "two trillion, two hundred billion, twenty million, two hundred thousand, twenty".