100122222210 has 32 divisors (see below), whose sum is σ = 240377645952. Its totient is φ = 26689891200.

The previous prime is 100122222199. The next prime is 100122222253. The reversal of 100122222210 is 12222221001.

100122222210 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 100122222210.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498366 + ... + 669785.

It is an arithmetic number, because the mean of its divisors is an integer number (7511801436).

Almost surely, 2^100122222210 is an apocalyptic number.

100122222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100122222210 is an abundant number, since it is smaller than the sum of its proper divisors (140255423742).

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

100122222210 is a wasteful number, since it uses less digits than its factorization.

100122222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171018.

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

Adding to 100122222210 its reverse (12222221001), we get a palindrome (112344443211).

The spelling of 100122222210 in words is "one hundred billion, one hundred twenty-two million, two hundred twenty-two thousand, two hundred ten".