100220120120022 has 96 divisors (see below), whose sum is σ = 234505984377600. Its totient is φ = 28469711696832.

The previous prime is 100220120119969. The next prime is 100220120120063. The reversal of 100220120120022 is 220021021022001.

It is a junction number, because it is equal to n+sod(n) for n = 100220120119983 and 100220120120010.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 329444604 + ... + 329748672.

It is an arithmetic number, because the mean of its divisors is an integer number (2442770670600).

Almost surely, 2^{100220120120022} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100220120120022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (117252992188800).

100220120120022 is an abundant number, since it is smaller than the sum of its proper divisors (134285864257578).

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

100220120120022 is a wasteful number, since it uses less digits than its factorization.

100220120120022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310530 (or 310523 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 100220120120022 its reverse (220021021022001), we get a palindrome (320241141142023).

The spelling of 100220120120022 in words is "one hundred trillion, two hundred twenty billion, one hundred twenty million, one hundred twenty thousand, twenty-two".