20220012002220 has 48 divisors (see below), whose sum is σ = 58568310632160. Its totient is φ = 5206072055296.

The previous prime is 20220012002123. The next prime is 20220012002231. The reversal of 20220012002220 is 2220021002202.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 20220012002220.

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, 5810346537 + ... + 5810350016.

It is an arithmetic number, because the mean of its divisors is an integer number (1220173138170).

Almost surely, 2^{20220012002220} is an apocalyptic number.

20220012002220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220012002220 is an abundant number, since it is smaller than the sum of its proper divisors (38348298629940).

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

20220012002220 is a wasteful number, since it uses less digits than its factorization.

20220012002220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11620696594 (or 11620696592 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

Adding to 20220012002220 its reverse (2220021002202), we get a palindrome (22440033004422).

The spelling of 20220012002220 in words is "twenty trillion, two hundred twenty billion, twelve million, two thousand, two hundred twenty".