199673223119 has 2 divisors, whose sum is σ = 199673223120. Its totient is φ = 199673223118.

The previous prime is 199673223073. The next prime is 199673223149. The reversal of 199673223119 is 911322376991.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 199673223119 - 2²⁰ = 199672174543 is a prime.

It is a super-2 number, since 2×199673223119² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199673223149) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99836611559 + 99836611560.

It is an arithmetic number, because the mean of its divisors is an integer number (99836611560).

Almost surely, 2^199673223119 is an apocalyptic number.

199673223119 is a deficient number, since it is larger than the sum of its proper divisors (1).

199673223119 is an equidigital number, since it uses as much as digits as its factorization.

199673223119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1102248, while the sum is 53.

The spelling of 199673223119 in words is "one hundred ninety-nine billion, six hundred seventy-three million, two hundred twenty-three thousand, one hundred nineteen".