20220122021120 has 432 divisors, whose sum is σ = 59653339079040. Its totient is φ = 6414900903936.

The previous prime is 20220122020961. The next prime is 20220122021131. The reversal of 20220122021120 is 2112022102202.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 314741642 + ... + 314805878.

Almost surely, 2^{20220122021120} is an apocalyptic number.

20220122021120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 20220122021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29826669539520).

20220122021120 is an abundant number, since it is smaller than the sum of its proper divisors (39433217057920).

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

20220122021120 is an equidigital number, since it uses as much as digits as its factorization.

20220122021120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64370 (or 64313 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 20220122021120 its reverse (2112022102202), we get a palindrome (22332144123322).

The spelling of 20220122021120 in words is "twenty trillion, two hundred twenty billion, one hundred twenty-two million, twenty-one thousand, one hundred twenty".