1222107807727 has 2 divisors, whose sum is σ = 1222107807728. Its totient is φ = 1222107807726.

The previous prime is 1222107807721. The next prime is 1222107807737. The reversal of 1222107807727 is 7277087012221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1222107807727 - 2³⁵ = 1187748069359 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1222107807721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 611053903863 + 611053903864.

It is an arithmetic number, because the mean of its divisors is an integer number (611053903864).

Almost surely, 2^{1222107807727} is an apocalyptic number.

1222107807727 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222107807727 is an equidigital number, since it uses as much as digits as its factorization.

1222107807727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 307328, while the sum is 46.

The spelling of 1222107807727 in words is "one trillion, two hundred twenty-two billion, one hundred seven million, eight hundred seven thousand, seven hundred twenty-seven".