1200023020199 has 4 divisors (see below), whose sum is σ = 1200030143736. Its totient is φ = 1200015896664.

The previous prime is 1200023020187. The next prime is 1200023020211. The reversal of 1200023020199 is 9910203200021.

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

It is an interprime number because it is at equal distance from previous prime (1200023020187) and next prime (1200023020211).

It is a cyclic number.

It is not a de Polignac number, because 1200023020199 - 2³² = 1195728052903 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 (1200023020799) 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, 3302804 + ... + 3648089.

It is an arithmetic number, because the mean of its divisors is an integer number (300007535934).

Almost surely, 2^{1200023020199} is an apocalyptic number.

1200023020199 is a deficient number, since it is larger than the sum of its proper divisors (7123537).

1200023020199 is an equidigital number, since it uses as much as digits as its factorization.

1200023020199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7123536.

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

The spelling of 1200023020199 in words is "one trillion, two hundred billion, twenty-three million, twenty thousand, one hundred ninety-nine".