1204201321199 has 4 divisors (see below), whose sum is σ = 1218709770936. Its totient is φ = 1189692871464.

The previous prime is 1204201321177. The next prime is 1204201321201. The reversal of 1204201321199 is 9911231024021.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1204201321199 - 2⁸ = 1204201320943 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1204201321129) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7254224744 + ... + 7254224909.

It is an arithmetic number, because the mean of its divisors is an integer number (304677442734).

Almost surely, 2^{1204201321199} is an apocalyptic number.

1204201321199 is a deficient number, since it is larger than the sum of its proper divisors (14508449737).

1204201321199 is an equidigital number, since it uses as much as digits as its factorization.

1204201321199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14508449736.

The product of its (nonzero) digits is 7776, while the sum is 35.

The spelling of 1204201321199 in words is "one trillion, two hundred four billion, two hundred one million, three hundred twenty-one thousand, one hundred ninety-nine".