220122122120200 has 24 divisors (see below), whose sum is σ = 511783933929930. Its totient is φ = 88048848848000.

The previous prime is 220122122120179. The next prime is 220122122120221. The reversal of 220122122120200 is 2021221221022.

It is an interprime number because it is at equal distance from previous prime (220122122120179) and next prime (220122122120221).

It can be written as a sum of positive squares in 3 ways, for example, as 212170861359396 + 7951260760804 = 14566086^2 + 2819798^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 550305305101 + ... + 550305305500.

Almost surely, 2^{220122122120200} is an apocalyptic number.

220122122120200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122122120200 is an abundant number, since it is smaller than the sum of its proper divisors (291661811809730).

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

220122122120200 is a wasteful number, since it uses less digits than its factorization.

220122122120200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1100610610617 (or 1100610610608 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 220122122120200 its reverse (2021221221022), we get a palindrome (222143343341222).

The spelling of 220122122120200 in words is "two hundred twenty trillion, one hundred twenty-two billion, one hundred twenty-two million, one hundred twenty thousand, two hundred".