112221011209973 has 2 divisors, whose sum is σ = 112221011209974. Its totient is φ = 112221011209972.

The previous prime is 112221011209921. The next prime is 112221011209981. The reversal of 112221011209973 is 379902110122211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 57072238016689 + 55148773193284 = 7554617^2 + 7426222^2 .

It is a cyclic number.

It is not a de Polignac number, because 112221011209973 - 2⁸ = 112221011209717 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112221011209973.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112221011289973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56110505604986 + 56110505604987.

It is an arithmetic number, because the mean of its divisors is an integer number (56110505604987).

Almost surely, 2^{112221011209973} is an apocalyptic number.

It is an amenable number.

112221011209973 is a deficient number, since it is larger than the sum of its proper divisors (1).

112221011209973 is an equidigital number, since it uses as much as digits as its factorization.

112221011209973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 27216, while the sum is 41.

The spelling of 112221011209973 in words is "one hundred twelve trillion, two hundred twenty-one billion, eleven million, two hundred nine thousand, nine hundred seventy-three".