1112221201243 has 2 divisors, whose sum is σ = 1112221201244. Its totient is φ = 1112221201242.

The previous prime is 1112221201193. The next prime is 1112221201283. The reversal of 1112221201243 is 3421021222111.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1112221201243 - 2⁹ = 1112221200731 is a prime.

It is not a weakly prime, because it can be changed into another prime (1112221201283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556110600621 + 556110600622.

It is an arithmetic number, because the mean of its divisors is an integer number (556110600622).

Almost surely, 2^{1112221201243} is an apocalyptic number.

1112221201243 is a deficient number, since it is larger than the sum of its proper divisors (1).

1112221201243 is an equidigital number, since it uses as much as digits as its factorization.

1112221201243 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 1112221201243 its reverse (3421021222111), we get a palindrome (4533242423354).

The spelling of 1112221201243 in words is "one trillion, one hundred twelve billion, two hundred twenty-one million, two hundred one thousand, two hundred forty-three".