112223351321 has 2 divisors, whose sum is σ = 112223351322. Its totient is φ = 112223351320.

The previous prime is 112223351309. The next prime is 112223351347. The reversal of 112223351321 is 123153322211.

It is an a-pointer prime, because the next prime (112223351347) can be obtained adding 112223351321 to its sum of digits (26).

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112168057225 + 55294096 = 334915^2 + 7436^2 .

It is a cyclic number.

It is not a de Polignac number, because 112223351321 - 2¹⁸ = 112223089177 is a prime.

It is not a weakly prime, because it can be changed into another prime (112223351371) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56111675660 + 56111675661.

It is an arithmetic number, because the mean of its divisors is an integer number (56111675661).

Almost surely, 2^112223351321 is an apocalyptic number.

It is an amenable number.

112223351321 is a deficient number, since it is larger than the sum of its proper divisors (1).

112223351321 is an equidigital number, since it uses as much as digits as its factorization.

112223351321 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2160, while the sum is 26.

Adding to 112223351321 its reverse (123153322211), we get a palindrome (235376673532).

The spelling of 112223351321 in words is "one hundred twelve billion, two hundred twenty-three million, three hundred fifty-one thousand, three hundred twenty-one".