101122221120220 has 24 divisors (see below), whose sum is σ = 213081431137344. Its totient is φ = 40310837631936.

The previous prime is 101122221120191. The next prime is 101122221120227. The reversal of 101122221120220 is 22021122221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122221120227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8628170004 + ... + 8628181723.

It is an arithmetic number, because the mean of its divisors is an integer number (8878392964056).

Almost surely, 2^{101122221120220} is an apocalyptic number.

101122221120220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101122221120220 is an abundant number, since it is smaller than the sum of its proper divisors (111959210017124).

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

101122221120220 is a wasteful number, since it uses less digits than its factorization.

101122221120220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17256352029 (or 17256352027 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 101122221120220 its reverse (22021122221101), we get a palindrome (123143343341321).

The spelling of 101122221120220 in words is "one hundred one trillion, one hundred twenty-two billion, two hundred twenty-one million, one hundred twenty thousand, two hundred twenty".