111043204223 has 16 divisors (see below), whose sum is σ = 132659513856. Its totient is φ = 90879851040.

The previous prime is 111043204193. The next prime is 111043204243. The reversal of 111043204223 is 322402340111.

It is a cyclic number.

It is not a de Polignac number, because 111043204223 - 2²² = 111039009919 is a prime.

It is a super-2 number, since 2×111043204223² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111043204243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 521888 + ... + 703173.

It is an arithmetic number, because the mean of its divisors is an integer number (8291219616).

Almost surely, 2^111043204223 is an apocalyptic number.

111043204223 is a deficient number, since it is larger than the sum of its proper divisors (21616309633).

111043204223 is a wasteful number, since it uses less digits than its factorization.

111043204223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225654.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 111043204223 its reverse (322402340111), we get a palindrome (433445544334).

The spelling of 111043204223 in words is "one hundred eleven billion, forty-three million, two hundred four thousand, two hundred twenty-three".