100222222112 has 24 divisors (see below), whose sum is σ = 197497143900. Its totient is φ = 50064217344.

The previous prime is 100222222099. The next prime is 100222222123. The reversal of 100222222112 is 211222222001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 88182865936 + 12039356176 = 296956^2 + 109724^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1430687 + ... + 1499102.

Almost surely, 2^100222222112 is an apocalyptic number.

It is an amenable number.

100222222112 is a deficient number, since it is larger than the sum of its proper divisors (97274921788).

100222222112 is a wasteful number, since it uses less digits than its factorization.

100222222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2930868 (or 2930860 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 100222222112 its reverse (211222222001), we get a palindrome (311444444113).

The spelling of 100222222112 in words is "one hundred billion, two hundred twenty-two million, two hundred twenty-two thousand, one hundred twelve".