20220122212000 has 48 divisors (see below), whose sum is σ = 49680840284712. Its totient is φ = 8088048883200.

The previous prime is 20220122211953. The next prime is 20220122212021. The reversal of 20220122212000 is 21222102202.

It can be written as a sum of positive squares in 4 ways, for example, as 7651707533584 + 12568414678416 = 2766172^2 + 3545196^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

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, 2527511277 + ... + 2527519276.

Almost surely, 2^{20220122212000} is an apocalyptic number.

20220122212000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20220122212000 is an abundant number, since it is smaller than the sum of its proper divisors (29460718072712).

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

20220122212000 is an equidigital number, since it uses as much as digits as its factorization.

20220122212000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5055030578 (or 5055030560 counting only the distinct ones).

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

Adding to 20220122212000 its reverse (21222102202), we get a palindrome (20241344314202).

The spelling of 20220122212000 in words is "twenty trillion, two hundred twenty billion, one hundred twenty-two million, two hundred twelve thousand".