101122100020220 has 48 divisors (see below), whose sum is σ = 217550379953088. Its totient is φ = 39459644336640.

The previous prime is 101122100020219. The next prime is 101122100020237. The reversal of 101122100020220 is 22020001221101.

It is a super-2 number, since 2×101122100020220² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 101122100020195 and 101122100020204.

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, 8170742 + ... + 16401378.

It is an arithmetic number, because the mean of its divisors is an integer number (4532299582356).

Almost surely, 2^{101122100020220} is an apocalyptic number.

101122100020220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

101122100020220 is an abundant number, since it is smaller than the sum of its proper divisors (116428279932868).

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

101122100020220 is a wasteful number, since it uses less digits than its factorization.

101122100020220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8245670 (or 8245668 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 101122100020220 its reverse (22020001221101), we get a palindrome (123142101241321).

The spelling of 101122100020220 in words is "one hundred one trillion, one hundred twenty-two billion, one hundred million, twenty thousand, two hundred twenty".