111434223 has 8 divisors (see below), whose sum is σ = 150369408. Its totient is φ = 73394264.

The previous prime is 111434189. The next prime is 111434231. The reversal of 111434223 is 322434111.

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 111434223 - 2⁸ = 111433967 is a prime.

It is a super-2 number, since 2×111434223² = 24835172111227458, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 111434223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111434263) 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, 223515 + ... + 224012.

It is an arithmetic number, because the mean of its divisors is an integer number (18796176).

Almost surely, 2^111434223 is an apocalyptic number.

111434223 is a deficient number, since it is larger than the sum of its proper divisors (38935185).

111434223 is an equidigital number, since it uses as much as digits as its factorization.

111434223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 447613.

The product of its digits is 576, while the sum is 21.

The square root of 111434223 is about 10556.2409502626. The cubic root of 111434223 is about 481.2154137623.

Adding to 111434223 its reverse (322434111), we get a palindrome (433868334).

The spelling of 111434223 in words is "one hundred eleven million, four hundred thirty-four thousand, two hundred twenty-three".