109991709319 has 8 divisors (see below), whose sum is σ = 111146285952. Its totient is φ = 108838800120.

The previous prime is 109991709293. The next prime is 109991709341. The reversal of 109991709319 is 913907199901.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 109991709319 - 2⁵ = 109991709287 is a prime.

It is a super-2 number, since 2×109991709319² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109931709319) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 284017 + ... + 548314.

It is an arithmetic number, because the mean of its divisors is an integer number (13893285744).

Almost surely, 2^109991709319 is an apocalyptic number.

109991709319 is a deficient number, since it is larger than the sum of its proper divisors (1154576633).

109991709319 is a wasteful number, since it uses less digits than its factorization.

109991709319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833717.

The product of its (nonzero) digits is 1240029, while the sum is 58.

The spelling of 109991709319 in words is "one hundred nine billion, nine hundred ninety-one million, seven hundred nine thousand, three hundred nineteen".