111102193 has 4 divisors (see below), whose sum is σ = 111274560. Its totient is φ = 110929828.

The previous prime is 111102181. The next prime is 111102197. The reversal of 111102193 is 391201111.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 111102193 - 2¹³ = 111094001 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 111102193.

It is not an unprimeable number, because it can be changed into a prime (111102197) 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, 85213 + ... + 86506.

It is an arithmetic number, because the mean of its divisors is an integer number (27818640).

Almost surely, 2^111102193 is an apocalyptic number.

It is an amenable number.

111102193 is a deficient number, since it is larger than the sum of its proper divisors (172367).

111102193 is an equidigital number, since it uses as much as digits as its factorization.

111102193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172366.

The product of its (nonzero) digits is 54, while the sum is 19.

The square root of 111102193 is about 10540.5025022529. The cubic root of 111102193 is about 480.7369942831.

The spelling of 111102193 in words is "one hundred eleven million, one hundred two thousand, one hundred ninety-three".