112011113121 has 4 divisors (see below), whose sum is σ = 149348150832. Its totient is φ = 74674075412.

The previous prime is 112011113111. The next prime is 112011113147. The reversal of 112011113121 is 121311110211.

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, and also an emirpimes, since its reverse is a distinct semiprime: 121311110211 = 3 ⋅40437036737.

It is a cyclic number.

It is not a de Polignac number, because 112011113121 - 2²³ = 112002724513 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112011113121.

It is not an unprimeable number, because it can be changed into a prime (112011113111) 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, 18668518851 + ... + 18668518856.

It is an arithmetic number, because the mean of its divisors is an integer number (37337037708).

Almost surely, 2^112011113121 is an apocalyptic number.

It is an amenable number.

112011113121 is a deficient number, since it is larger than the sum of its proper divisors (37337037711).

112011113121 is an equidigital number, since it uses as much as digits as its factorization.

112011113121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37337037710.

The product of its (nonzero) digits is 12, while the sum is 15.

Adding to 112011113121 its reverse (121311110211), we get a palindrome (233322223332).

The spelling of 112011113121 in words is "one hundred twelve billion, eleven million, one hundred thirteen thousand, one hundred twenty-one".