112012021311 has 4 divisors (see below), whose sum is σ = 149349361752. Its totient is φ = 74674680872.

The previous prime is 112012021301. The next prime is 112012021357. The reversal of 112012021311 is 113120210211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 113120210211 = 3 ⋅37706736737.

It is a cyclic number.

It is not a de Polignac number, because 112012021311 - 2⁷ = 112012021183 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112012021301) 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, 18668670216 + ... + 18668670221.

It is an arithmetic number, because the mean of its divisors is an integer number (37337340438).

Almost surely, 2^112012021311 is an apocalyptic number.

112012021311 is a deficient number, since it is larger than the sum of its proper divisors (37337340441).

112012021311 is an equidigital number, since it uses as much as digits as its factorization.

112012021311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37337340440.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 112012021311 its reverse (113120210211), we get a palindrome (225132231522).

The spelling of 112012021311 in words is "one hundred twelve billion, twelve million, twenty-one thousand, three hundred eleven".