101122200220 has 12 divisors (see below), whose sum is σ = 212356620504. Its totient is φ = 40448880080.

The previous prime is 101122200149. The next prime is 101122200227. The reversal of 101122200220 is 22002221101.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 101122200220.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101122200227) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2528054986 + ... + 2528055025.

It is an arithmetic number, because the mean of its divisors is an integer number (17696385042).

Almost surely, 2^101122200220 is an apocalyptic number.

101122200220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101122200220 is an abundant number, since it is smaller than the sum of its proper divisors (111234420284).

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

101122200220 is a wasteful number, since it uses less digits than its factorization.

101122200220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5056110020 (or 5056110018 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 101122200220 its reverse (22002221101), we get a palindrome (123124421321).

The spelling of 101122200220 in words is "one hundred one billion, one hundred twenty-two million, two hundred thousand, two hundred twenty".