111111202331113 has 4 divisors (see below), whose sum is σ = 116959160348560. Its totient is φ = 105263244313668.

The previous prime is 111111202331093. The next prime is 111111202331119. The reversal of 111111202331113 is 311133202111111.

It is a happy number.

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 111111202331113 - 2⁴⁵ = 75926830242281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111111202331119) 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, 2923979008695 + ... + 2923979008732.

It is an arithmetic number, because the mean of its divisors is an integer number (29239790087140).

Almost surely, 2^{111111202331113} is an apocalyptic number.

It is an amenable number.

111111202331113 is a deficient number, since it is larger than the sum of its proper divisors (5847958017447).

111111202331113 is an equidigital number, since it uses as much as digits as its factorization.

111111202331113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5847958017446.

The product of its (nonzero) digits is 108, while the sum is 22.

Adding to 111111202331113 its reverse (311133202111111), we get a palindrome (422244404442224).

The spelling of 111111202331113 in words is "one hundred eleven trillion, one hundred eleven billion, two hundred two million, three hundred thirty-one thousand, one hundred thirteen".