1220200221199 has 4 divisors (see below), whose sum is σ = 1243222866936. Its totient is φ = 1197177575464.

The previous prime is 1220200221173. The next prime is 1220200221203. The reversal of 1220200221199 is 9911220020221.

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 1220200221199 - 2¹¹ = 1220200219151 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1220200221199.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220200221899) 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 in 3 ways as a sum of consecutive naturals, for example, 11511322789 + ... + 11511322894.

It is an arithmetic number, because the mean of its divisors is an integer number (310805716734).

Almost surely, 2^{1220200221199} is an apocalyptic number.

1220200221199 is a deficient number, since it is larger than the sum of its proper divisors (23022645737).

1220200221199 is an equidigital number, since it uses as much as digits as its factorization.

1220200221199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23022645736.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 1220200221199 in words is "one trillion, two hundred twenty billion, two hundred million, two hundred twenty-one thousand, one hundred ninety-nine".