112203252221 has 2 divisors, whose sum is σ = 112203252222. Its totient is φ = 112203252220.

The previous prime is 112203252181. The next prime is 112203252241. The reversal of 112203252221 is 122252302211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 58569324121 + 53633928100 = 242011^2 + 231590^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-112203252221 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112203252241) 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 as a sum of consecutive naturals, namely, 56101626110 + 56101626111.

It is an arithmetic number, because the mean of its divisors is an integer number (56101626111).

Almost surely, 2^112203252221 is an apocalyptic number.

It is an amenable number.

112203252221 is a deficient number, since it is larger than the sum of its proper divisors (1).

112203252221 is an equidigital number, since it uses as much as digits as its factorization.

112203252221 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 960, while the sum is 23.

Adding to 112203252221 its reverse (122252302211), we get a palindrome (234455554432).

The spelling of 112203252221 in words is "one hundred twelve billion, two hundred three million, two hundred fifty-two thousand, two hundred twenty-one".