100100221112212 has 12 divisors (see below), whose sum is σ = 175176953598976. Its totient is φ = 50049662941080.

The previous prime is 100100221112201. The next prime is 100100221112233. The reversal of 100100221112212 is 212211122001001.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 111400338 + ... + 112295305.

Almost surely, 2^{100100221112212} is an apocalyptic number.

It is an amenable number.

100100221112212 is a deficient number, since it is larger than the sum of its proper divisors (75076732486764).

100100221112212 is a wasteful number, since it uses less digits than its factorization.

100100221112212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 223807518 (or 223807516 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 100100221112212 its reverse (212211122001001), we get a palindrome (312311343113213).

The spelling of 100100221112212 in words is "one hundred trillion, one hundred billion, two hundred twenty-one million, one hundred twelve thousand, two hundred twelve".