220122200222120 has 128 divisors (see below), whose sum is σ = 591551349350400. Its totient is φ = 72077567375616.

The previous prime is 220122200222081. The next prime is 220122200222137. The reversal of 220122200222120 is 21222002221022.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 220122200222092 and 220122200222101.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22247900 + ... + 30581259.

It is an arithmetic number, because the mean of its divisors is an integer number (4621494916800).

Almost surely, 2^{220122200222120} is an apocalyptic number.

220122200222120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122200222120 is an abundant number, since it is smaller than the sum of its proper divisors (371429149128280).

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

220122200222120 is a wasteful number, since it uses less digits than its factorization.

220122200222120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52829847 (or 52829843 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 220122200222120 its reverse (21222002221022), we get a palindrome (241344202443142).

The spelling of 220122200222120 in words is "two hundred twenty trillion, one hundred twenty-two billion, two hundred million, two hundred twenty-two thousand, one hundred twenty".