100122122022220 has 12 divisors (see below), whose sum is σ = 210256456246704. Its totient is φ = 40048848808880.

The previous prime is 100122122022203. The next prime is 100122122022253. The reversal of 100122122022220 is 22220221221001.

It is a super-2 number, since 2×100122122022220² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2503053050536 + ... + 2503053050575.

It is an arithmetic number, because the mean of its divisors is an integer number (17521371353892).

Almost surely, 2^{100122122022220} is an apocalyptic number.

100122122022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100122122022220 is an abundant number, since it is smaller than the sum of its proper divisors (110134334224484).

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

100122122022220 is a wasteful number, since it uses less digits than its factorization.

100122122022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006106101120 (or 5006106101118 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

Adding to 100122122022220 its reverse (22220221221001), we get a palindrome (122342343243221).

The spelling of 100122122022220 in words is "one hundred trillion, one hundred twenty-two billion, one hundred twenty-two million, twenty-two thousand, two hundred twenty".