112120101220111 has 4 divisors (see below), whose sum is σ = 114505635288672. Its totient is φ = 109734567151552.

The previous prime is 112120101220063. The next prime is 112120101220147. The reversal of 112120101220111 is 111022101021211.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 112120101220111 - 2⁷ = 112120101219983 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112120101220711) 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, 1192767034210 + ... + 1192767034303.

It is an arithmetic number, because the mean of its divisors is an integer number (28626408822168).

Almost surely, 2^{112120101220111} is an apocalyptic number.

112120101220111 is a deficient number, since it is larger than the sum of its proper divisors (2385534068561).

112120101220111 is an equidigital number, since it uses as much as digits as its factorization.

112120101220111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2385534068560.

The product of its (nonzero) digits is 16, while the sum is 16.

Adding to 112120101220111 its reverse (111022101021211), we get a palindrome (223142202241322).

The spelling of 112120101220111 in words is "one hundred twelve trillion, one hundred twenty billion, one hundred one million, two hundred twenty thousand, one hundred eleven".