112323020221 has 2 divisors, whose sum is σ = 112323020222. Its totient is φ = 112323020220.

The previous prime is 112323020191. The next prime is 112323020239. The reversal of 112323020221 is 122020323211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 77732228025 + 34590792196 = 278805^2 + 185986^2 .

It is an emirp because it is prime and its reverse (122020323211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 112323020221 - 2³⁵ = 77963281853 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112323020321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56161510110 + 56161510111.

It is an arithmetic number, because the mean of its divisors is an integer number (56161510111).

Almost surely, 2^112323020221 is an apocalyptic number.

It is an amenable number.

112323020221 is a deficient number, since it is larger than the sum of its proper divisors (1).

112323020221 is an equidigital number, since it uses as much as digits as its factorization.

112323020221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 112323020221 its reverse (122020323211), we get a palindrome (234343343432).

The spelling of 112323020221 in words is "one hundred twelve billion, three hundred twenty-three million, twenty thousand, two hundred twenty-one".