100221120112 has 20 divisors (see below), whose sum is σ = 196913329776. Its totient is φ = 49404776960.

The previous prime is 100221120107. The next prime is 100221120121. The reversal of 100221120112 is 211021122001.

It is a junction number, because it is equal to n+sod(n) for n = 100221120092 and 100221120101.

It is a congruent number.

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, 44110273 + ... + 44112544.

Almost surely, 2^100221120112 is an apocalyptic number.

It is an amenable number.

100221120112 is a deficient number, since it is larger than the sum of its proper divisors (96692209664).

100221120112 is an equidigital number, since it uses as much as digits as its factorization.

100221120112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88222896 (or 88222890 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100221120112 its reverse (211021122001), we get a palindrome (311242242113).

The spelling of 100221120112 in words is "one hundred billion, two hundred twenty-one million, one hundred twenty thousand, one hundred twelve".