1121204199967 has 2 divisors, whose sum is σ = 1121204199968. Its totient is φ = 1121204199966.

The previous prime is 1121204199959. The next prime is 1121204200013. The reversal of 1121204199967 is 7699914021211.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1121204199967 - 2³ = 1121204199959 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1121204191967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560602099983 + 560602099984.

It is an arithmetic number, because the mean of its divisors is an integer number (560602099984).

Almost surely, 2^{1121204199967} is an apocalyptic number.

1121204199967 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121204199967 is an equidigital number, since it uses as much as digits as its factorization.

1121204199967 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 489888, while the sum is 52.

The spelling of 1121204199967 in words is "one trillion, one hundred twenty-one billion, two hundred four million, one hundred ninety-nine thousand, nine hundred sixty-seven".