111144303223 has 8 divisors (see below), whose sum is σ = 114679276992. Its totient is φ = 107658087936.

The previous prime is 111144303197. The next prime is 111144303251. The reversal of 111144303223 is 322303441111.

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-111144303223 is a prime.

It is a super-2 number, since 2×111144303223² (a number of 23 digits) contains 22 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 (111144306223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12184990 + ... + 12194107.

It is an arithmetic number, because the mean of its divisors is an integer number (14334909624).

Almost surely, 2^111144303223 is an apocalyptic number.

111144303223 is a deficient number, since it is larger than the sum of its proper divisors (3534973769).

111144303223 is an equidigital number, since it uses as much as digits as its factorization.

111144303223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24379241.

The product of its (nonzero) digits is 1728, while the sum is 25.

Adding to 111144303223 its reverse (322303441111), we get a palindrome (433447744334).

The spelling of 111144303223 in words is "one hundred eleven billion, one hundred forty-four million, three hundred three thousand, two hundred twenty-three".