111231130111223 has 8 divisors (see below), whose sum is σ = 112380375391200. Its totient is φ = 110081936517120.

The previous prime is 111231130111177. The next prime is 111231130111253. The reversal of 111231130111223 is 322111031132111.

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 111231130111223 - 2²⁴ = 111231113334007 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 (111231130111253) 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, 8587643 + ... + 17210748.

It is an arithmetic number, because the mean of its divisors is an integer number (14047546923900).

Almost surely, 2^{111231130111223} is an apocalyptic number.

111231130111223 is a deficient number, since it is larger than the sum of its proper divisors (1149245279977).

111231130111223 is an equidigital number, since it uses as much as digits as its factorization.

111231130111223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25842937.

The product of its (nonzero) digits is 216, while the sum is 23.

Adding to 111231130111223 its reverse (322111031132111), we get a palindrome (433342161243334).

The spelling of 111231130111223 in words is "one hundred eleven trillion, two hundred thirty-one billion, one hundred thirty million, one hundred eleven thousand, two hundred twenty-three".