100222112108 has 24 divisors (see below), whose sum is σ = 179151297024. Its totient is φ = 49036395600.

The previous prime is 100222112101. The next prime is 100222112117. The reversal of 100222112108 is 801211222001.

It is a self number, because there is not a number n which added to its sum of digits gives 100222112108.

It is not an unprimeable number, because it can be changed into a prime (100222112101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1124753 + ... + 1210583.

It is an arithmetic number, because the mean of its divisors is an integer number (7464637376).

Almost surely, 2^100222112108 is an apocalyptic number.

It is an amenable number.

100222112108 is a deficient number, since it is larger than the sum of its proper divisors (78929184916).

100222112108 is a wasteful number, since it uses less digits than its factorization.

100222112108 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92093 (or 92091 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 100222112108 its reverse (801211222001), we get a palindrome (901433334109).

The spelling of 100222112108 in words is "one hundred billion, two hundred twenty-two million, one hundred twelve thousand, one hundred eight".