1200320201099 has 2 divisors, whose sum is σ = 1200320201100. Its totient is φ = 1200320201098.

The previous prime is 1200320201081. The next prime is 1200320201149. The reversal of 1200320201099 is 9901020230021.

It is a weak prime.

It is an emirp because it is prime and its reverse (9901020230021) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1200320201099 - 2²⁴ = 1200303423883 is a prime.

It is not a weakly prime, because it can be changed into another prime (1200320201699) 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, 600160100549 + 600160100550.

It is an arithmetic number, because the mean of its divisors is an integer number (600160100550).

Almost surely, 2^{1200320201099} is an apocalyptic number.

1200320201099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200320201099 is an equidigital number, since it uses as much as digits as its factorization.

1200320201099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1944, while the sum is 29.

The spelling of 1200320201099 in words is "one trillion, two hundred billion, three hundred twenty million, two hundred one thousand, ninety-nine".