101100221221112 has 32 divisors (see below), whose sum is σ = 200847573270000. Its totient is φ = 47544835720704.

The previous prime is 101100221221063. The next prime is 101100221221123. The reversal of 101100221221112 is 211122122001101.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 247756103 + ... + 248163830.

Almost surely, 2^{101100221221112} is an apocalyptic number.

It is an amenable number.

101100221221112 is a deficient number, since it is larger than the sum of its proper divisors (99747352048888).

101100221221112 is a wasteful number, since it uses less digits than its factorization.

101100221221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 495921455 (or 495921451 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 101100221221112 its reverse (211122122001101), we get a palindrome (312222343222213).

The spelling of 101100221221112 in words is "one hundred one trillion, one hundred billion, two hundred twenty-one million, two hundred twenty-one thousand, one hundred twelve".