112120111002221 has 32 divisors (see below), whose sum is σ = 130989460718592. Its totient is φ = 93967769364480.

The previous prime is 112120111002197. The next prime is 112120111002227. The reversal of 112120111002221 is 122200111021211.

It is a cyclic number.

It is not a de Polignac number, because 112120111002221 - 2⁶ = 112120111002157 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112120111002221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112120111002227) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2722861385 + ... + 2722902561.

It is an arithmetic number, because the mean of its divisors is an integer number (4093420647456).

Almost surely, 2^{112120111002221} is an apocalyptic number.

It is an amenable number.

112120111002221 is a deficient number, since it is larger than the sum of its proper divisors (18869349716371).

112120111002221 is a wasteful number, since it uses less digits than its factorization.

112120111002221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48989.

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

Adding to 112120111002221 its reverse (122200111021211), we get a palindrome (234320222023432).

The spelling of 112120111002221 in words is "one hundred twelve trillion, one hundred twenty billion, one hundred eleven million, two thousand, two hundred twenty-one".