100100222022222 has 24 divisors (see below), whose sum is σ = 222745539095976. Its totient is φ = 32464936871856.

The previous prime is 100100222022181. The next prime is 100100222022277. The reversal of 100100222022222 is 222220222001001.

100100222022222 is a `hidden beast` number, since 100 + 100 + 2 + 220 + 22 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 100100222022195 and 100100222022204.

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 11 ways as a sum of consecutive naturals, for example, 75150316168 + ... + 75150317499.

It is an arithmetic number, because the mean of its divisors is an integer number (9281064128999).

Almost surely, 2^{100100222022222} is an apocalyptic number.

100100222022222 is an abundant number, since it is smaller than the sum of its proper divisors (122645317073754).

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

100100222022222 is a wasteful number, since it uses less digits than its factorization.

100100222022222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150300633712 (or 150300633709 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 100100222022222 its reverse (222220222001001), we get a palindrome (322320444023223).

The spelling of 100100222022222 in words is "one hundred trillion, one hundred billion, two hundred twenty-two million, twenty-two thousand, two hundred twenty-two".