220122121100120 has 64 divisors (see below), whose sum is σ = 496005601291200. Its totient is φ = 87918947550720.

The previous prime is 220122121100083. The next prime is 220122121100153. The reversal of 220122121100120 is 21001121221022.

220122121100120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

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, 294527066 + ... + 295273494.

It is an arithmetic number, because the mean of its divisors is an integer number (7750087520175).

Almost surely, 2^{220122121100120} is an apocalyptic number.

220122121100120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220122121100120 is an abundant number, since it is smaller than the sum of its proper divisors (275883480191080).

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

220122121100120 is a wasteful number, since it uses less digits than its factorization.

220122121100120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 757308 (or 757304 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 220122121100120 its reverse (21001121221022), we get a palindrome (241123242321142).

The spelling of 220122121100120 in words is "two hundred twenty trillion, one hundred twenty-two billion, one hundred twenty-one million, one hundred thousand, one hundred twenty".