100221010012112 has 80 divisors (see below), whose sum is σ = 211981072343040. Its totient is φ = 45522687907200.

The previous prime is 100221010012099. The next prime is 100221010012219. The reversal of 100221010012112 is 211210010122001.

It is a congruent number.

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, 5236471439 + ... + 5236490577.

It is an arithmetic number, because the mean of its divisors is an integer number (2649763404288).

Almost surely, 2^{100221010012112} is an apocalyptic number.

It is an amenable number.

100221010012112 is an abundant number, since it is smaller than the sum of its proper divisors (111760062330928).

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

100221010012112 is a wasteful number, since it uses less digits than its factorization.

100221010012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38712 (or 38706 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 100221010012112 its reverse (211210010122001), we get a palindrome (311431020134113).

The spelling of 100221010012112 in words is "one hundred trillion, two hundred twenty-one billion, ten million, twelve thousand, one hundred twelve".