101122021221112 has 16 divisors (see below), whose sum is σ = 195720041073600. Its totient is φ = 48930010268160.

The previous prime is 101122021221073. The next prime is 101122021221157. The reversal of 101122021221112 is 211122120221101.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 101122021221112.

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, 203875042537 + ... + 203875043032.

It is an arithmetic number, because the mean of its divisors is an integer number (12232502567100).

Almost surely, 2^{101122021221112} is an apocalyptic number.

It is an amenable number.

101122021221112 is a deficient number, since it is larger than the sum of its proper divisors (94598019852488).

101122021221112 is a wasteful number, since it uses less digits than its factorization.

101122021221112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 407750085606 (or 407750085602 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 101122021221112 its reverse (211122120221101), we get a palindrome (312244141442213).

The spelling of 101122021221112 in words is "one hundred one trillion, one hundred twenty-two billion, twenty-one million, two hundred twenty-one thousand, one hundred twelve".