100122012210220 has 96 divisors (see below), whose sum is σ = 282302065253376. Its totient is φ = 28806333177600.

The previous prime is 100122012210211. The next prime is 100122012210293. The reversal of 100122012210220 is 22012210221001.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 100122012210194 and 100122012210203.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2500529736 + ... + 2500569775.

It is an arithmetic number, because the mean of its divisors is an integer number (2940646513056).

Almost surely, 2^{100122012210220} is an apocalyptic number.

100122012210220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100122012210220 is an abundant number, since it is smaller than the sum of its proper divisors (182180053043156).

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

100122012210220 is a wasteful number, since it uses less digits than its factorization.

100122012210220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5001099551 (or 5001099549 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 100122012210220 its reverse (22012210221001), we get a palindrome (122134222431221).

The spelling of 100122012210220 in words is "one hundred trillion, one hundred twenty-two billion, twelve million, two hundred ten thousand, two hundred twenty".