100110220122 has 64 divisors (see below), whose sum is σ = 223583754240. Its totient is φ = 29620080000.

The previous prime is 100110220087. The next prime is 100110220157. The reversal of 100110220122 is 221022011001.

It is an interprime number because it is at equal distance from previous prime (100110220087) and next prime (100110220157).

It is a junction number, because it is equal to n+sod(n) for n = 100110220098 and 100110220107.

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, 11117622 + ... + 11126622.

It is an arithmetic number, because the mean of its divisors is an integer number (3493496160).

Almost surely, 2^100110220122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100110220122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111791877120).

100110220122 is an abundant number, since it is smaller than the sum of its proper divisors (123473534118).

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

100110220122 is a wasteful number, since it uses less digits than its factorization.

100110220122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12979.

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 100110220122 its reverse (221022011001), we get a palindrome (321132231123).

The spelling of 100110220122 in words is "one hundred billion, one hundred ten million, two hundred twenty thousand, one hundred twenty-two".