112312203223021 has 2 divisors, whose sum is σ = 112312203223022. Its totient is φ = 112312203223020.

The previous prime is 112312203222953. The next prime is 112312203223039. The reversal of 112312203223021 is 120322302213211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105139389062500 + 7172814160521 = 10253750^2 + 2678211^2 .

It is a cyclic number.

It is not a de Polignac number, because 112312203223021 - 2³⁹ = 111762447409133 is a prime.

It is a super-2 number, since 2×112312203223021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112312203223061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56156101611510 + 56156101611511.

It is an arithmetic number, because the mean of its divisors is an integer number (56156101611511).

Almost surely, 2^{112312203223021} is an apocalyptic number.

It is an amenable number.

112312203223021 is a deficient number, since it is larger than the sum of its proper divisors (1).

112312203223021 is an equidigital number, since it uses as much as digits as its factorization.

112312203223021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 112312203223021 its reverse (120322302213211), we get a palindrome (232634505436232).

The spelling of 112312203223021 in words is "one hundred twelve trillion, three hundred twelve billion, two hundred three million, two hundred twenty-three thousand, twenty-one".