112120212210101 has 4 divisors (see below), whose sum is σ = 112120908912672. Its totient is φ = 112119515507532.

The previous prime is 112120212210059. The next prime is 112120212210109. The reversal of 112120212210101 is 101012212021211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 112120212210101 - 2²² = 112120208015797 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 112120212210101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112120212210109) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 348109835 + ... + 348431768.

It is an arithmetic number, because the mean of its divisors is an integer number (28030227228168).

Almost surely, 2^{112120212210101} is an apocalyptic number.

It is an amenable number.

112120212210101 is a deficient number, since it is larger than the sum of its proper divisors (696702571).

112120212210101 is an equidigital number, since it uses as much as digits as its factorization.

112120212210101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 696702570.

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

Adding to 112120212210101 its reverse (101012212021211), we get a palindrome (213132424231312).

The spelling of 112120212210101 in words is "one hundred twelve trillion, one hundred twenty billion, two hundred twelve million, two hundred ten thousand, one hundred one".