112011212001121 has 4 divisors (see below), whose sum is σ = 112579796833812. Its totient is φ = 111442627168432.

The previous prime is 112011212001079. The next prime is 112011212001229. The reversal of 112011212001121 is 121100212110211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 107859544947025 + 4151667054096 = 10385545^2 + 2037564^2 .

It is a cyclic number.

It is not a de Polignac number, because 112011212001121 - 2¹³ = 112011211992929 is a prime.

It is a super-2 number, since 2×112011212001121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 112011212001095 and 112011212001104.

It is not an unprimeable number, because it can be changed into a prime (112011212002121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284292416050 + ... + 284292416443.

It is an arithmetic number, because the mean of its divisors is an integer number (28144949208453).

Almost surely, 2^{112011212001121} is an apocalyptic number.

It is an amenable number.

112011212001121 is a deficient number, since it is larger than the sum of its proper divisors (568584832691).

112011212001121 is an equidigital number, since it uses as much as digits as its factorization.

112011212001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568584832690.

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

Adding to 112011212001121 its reverse (121100212110211), we get a palindrome (233111424111332).

The spelling of 112011212001121 in words is "one hundred twelve trillion, eleven billion, two hundred twelve million, one thousand, one hundred twenty-one".