112120002012221 has 16 divisors (see below), whose sum is σ = 135678742504704. Its totient is φ = 90447004041984.

The previous prime is 112120002012217. The next prime is 112120002012257. The reversal of 112120002012221 is 122210200021211.

It is a cyclic number.

It is not a de Polignac number, because 112120002012221 - 2² = 112120002012217 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 112120002012221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112120002011221) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10357910 + ... + 18207863.

It is an arithmetic number, because the mean of its divisors is an integer number (8479921406544).

Almost surely, 2^{112120002012221} is an apocalyptic number.

It is an amenable number.

112120002012221 is a deficient number, since it is larger than the sum of its proper divisors (23558740492483).

112120002012221 is a wasteful number, since it uses less digits than its factorization.

112120002012221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28598780.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 112120002012221 its reverse (122210200021211), we get a palindrome (234330202033432).

The spelling of 112120002012221 in words is "one hundred twelve trillion, one hundred twenty billion, two million, twelve thousand, two hundred twenty-one".