22120101122120 has 32 divisors (see below), whose sum is σ = 49790617022520. Its totient is φ = 8844415649280.

The previous prime is 22120101122087. The next prime is 22120101122123. The reversal of 22120101122120 is 2122110102122.

It can be written as a sum of positive squares in 4 ways, for example, as 5885019920836 + 16235081201284 = 2425906^2 + 4029278^2 .

It is not an unprimeable number, because it can be changed into a prime (22120101122123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113176127 + ... + 113371406.

Almost surely, 2^{22120101122120} is an apocalyptic number.

22120101122120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22120101122120 is an abundant number, since it is smaller than the sum of its proper divisors (27670515900400).

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

22120101122120 is a wasteful number, since it uses less digits than its factorization.

22120101122120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226549985 (or 226549981 counting only the distinct ones).

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

Adding to 22120101122120 its reverse (2122110102122), we get a palindrome (24242211224242).

The spelling of 22120101122120 in words is "twenty-two trillion, one hundred twenty billion, one hundred one million, one hundred twenty-two thousand, one hundred twenty".