111323244423 has 16 divisors (see below), whose sum is σ = 153963476480. Its totient is φ = 71496540864.

The previous prime is 111323244377. The next prime is 111323244427. The reversal of 111323244423 is 324442323111.

It is not a de Polignac number, because 111323244423 - 2¹⁸ = 111322982279 is a prime.

It is a super-4 number, since 4×111323244423⁴ (a number of 45 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111323244427) 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, 5901343 + ... + 5920176.

It is an arithmetic number, because the mean of its divisors is an integer number (9622717280).

Almost surely, 2^111323244423 is an apocalyptic number.

111323244423 is a deficient number, since it is larger than the sum of its proper divisors (42640232057).

111323244423 is a wasteful number, since it uses less digits than its factorization.

111323244423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11821638.

The product of its digits is 13824, while the sum is 30.

Adding to 111323244423 its reverse (324442323111), we get a palindrome (435765567534).

It can be divided in two parts, 111323 and 244423, that added together give a triangular number (355746 = T₈₄₃).

The spelling of 111323244423 in words is "one hundred eleven billion, three hundred twenty-three million, two hundred forty-four thousand, four hundred twenty-three".