111313323209 has 8 divisors (see below), whose sum is σ = 121440752928. Its totient is φ = 101187232960.

The previous prime is 111313323203. The next prime is 111313323227. The reversal of 111313323209 is 902323313111.

It is a happy number.

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

It is a de Polignac number, because none of the positive numbers 2^k-111313323209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111313323203) 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, 156992 + ... + 497265.

It is an arithmetic number, because the mean of its divisors is an integer number (15180094116).

Almost surely, 2^111313323209 is an apocalyptic number.

It is an amenable number.

111313323209 is a deficient number, since it is larger than the sum of its proper divisors (10127429719).

111313323209 is a wasteful number, since it uses less digits than its factorization.

111313323209 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669735.

The product of its (nonzero) digits is 2916, while the sum is 29.

The spelling of 111313323209 in words is "one hundred eleven billion, three hundred thirteen million, three hundred twenty-three thousand, two hundred nine".