100221200012 has 12 divisors (see below), whose sum is σ = 178262298816. Its totient is φ = 49289114640.

The previous prime is 100221199973. The next prime is 100221200077. The reversal of 100221200012 is 210002122001.

It is a happy number.

100221200012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 100221199966 and 100221200002.

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, 205371068 + ... + 205371555.

It is an arithmetic number, because the mean of its divisors is an integer number (14855191568).

Almost surely, 2^100221200012 is an apocalyptic number.

It is an amenable number.

100221200012 is a deficient number, since it is larger than the sum of its proper divisors (78041098804).

100221200012 is a wasteful number, since it uses less digits than its factorization.

100221200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410742688 (or 410742686 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 100221200012 its reverse (210002122001), we get a palindrome (310223322013).

The spelling of 100221200012 in words is "one hundred billion, two hundred twenty-one million, two hundred thousand, twelve".