100122120112020 has 96 divisors (see below), whose sum is σ = 280759305254400. Its totient is φ = 26659489895424.

The previous prime is 100122120112019. The next prime is 100122120112061. The reversal of 100122120112020 is 20211021221001.

It is a super-3 number, since 3×100122120112020³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

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, 462740902 + ... + 462957218.

It is an arithmetic number, because the mean of its divisors is an integer number (2924576096400).

Almost surely, 2^{100122120112020} is an apocalyptic number.

100122120112020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100122120112020 is an abundant number, since it is smaller than the sum of its proper divisors (180637185142380).

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

100122120112020 is a wasteful number, since it uses less digits than its factorization.

100122120112020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227777 (or 227775 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 100122120112020 its reverse (20211021221001), we get a palindrome (120333141333021).

The spelling of 100122120112020 in words is "one hundred trillion, one hundred twenty-two billion, one hundred twenty million, one hundred twelve thousand, twenty".