111223133312111 has 8 divisors (see below), whose sum is σ = 111254437424064. Its totient is φ = 111191830364160.

The previous prime is 111223133312063. The next prime is 111223133312141. The reversal of 111223133312111 is 111213331322111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111223133312111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111223133312141) 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, 212607215 + ... + 213129711.

It is an arithmetic number, because the mean of its divisors is an integer number (13906804678008).

Almost surely, 2^{111223133312111} is an apocalyptic number.

111223133312111 is a deficient number, since it is larger than the sum of its proper divisors (31304111953).

111223133312111 is an equidigital number, since it uses as much as digits as its factorization.

111223133312111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582001.

The product of its digits is 648, while the sum is 26.

Adding to 111223133312111 its reverse (111213331322111), we get a palindrome (222436464634222).

The spelling of 111223133312111 in words is "one hundred eleven trillion, two hundred twenty-three billion, one hundred thirty-three million, three hundred twelve thousand, one hundred eleven".