100120010022 has 48 divisors (see below), whose sum is σ = 226388118528. Its totient is φ = 31918114800.

The previous prime is 100120009949. The next prime is 100120010071. The reversal of 100120010022 is 220010021001.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 100120009986 and 100120010013.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5145003 + ... + 5164425.

It is an arithmetic number, because the mean of its divisors is an integer number (4716419136).

Almost surely, 2^100120010022 is an apocalyptic number.

100120010022 is an abundant number, since it is smaller than the sum of its proper divisors (126268108506).

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

100120010022 is a wasteful number, since it uses less digits than its factorization.

100120010022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31905 (or 31902 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 100120010022 its reverse (220010021001), we get a palindrome (320130031023).

The spelling of 100120010022 in words is "one hundred billion, one hundred twenty million, ten thousand, twenty-two".