221312320110199 has 4 divisors (see below), whose sum is σ = 228451427210560. Its totient is φ = 214173213009840.

The previous prime is 221312320110169. The next prime is 221312320110209. The reversal of 221312320110199 is 991011023213122.

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 221312320110199 - 2³⁹ = 220762564296311 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (221312320110169) 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, 3569553550134 + ... + 3569553550195.

It is an arithmetic number, because the mean of its divisors is an integer number (57112856802640).

Almost surely, 2^{221312320110199} is an apocalyptic number.

221312320110199 is a deficient number, since it is larger than the sum of its proper divisors (7139107100361).

221312320110199 is an equidigital number, since it uses as much as digits as its factorization.

221312320110199 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7139107100360.

The product of its (nonzero) digits is 11664, while the sum is 37.

The spelling of 221312320110199 in words is "two hundred twenty-one trillion, three hundred twelve billion, three hundred twenty million, one hundred ten thousand, one hundred ninety-nine".