111113444468 has 12 divisors (see below), whose sum is σ = 209406106980. Its totient is φ = 51283128192.

The previous prime is 111113444447. The next prime is 111113444471. The reversal of 111113444468 is 864444311111.

It can be written as a sum of positive squares in 2 ways, for example, as 8112244624 + 103001199844 = 90068^2 + 320938^2 .

It is a plaindrome in base 10.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1068398453 + ... + 1068398556.

It is an arithmetic number, because the mean of its divisors is an integer number (17450508915).

Almost surely, 2^111113444468 is an apocalyptic number.

It is an amenable number.

111113444468 is a deficient number, since it is larger than the sum of its proper divisors (98292662512).

111113444468 is a wasteful number, since it uses less digits than its factorization.

111113444468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2136797026 (or 2136797024 counting only the distinct ones).

The product of its digits is 36864, while the sum is 38.

Adding to 111113444468 its reverse (864444311111), we get a palindrome (975557755579).

The spelling of 111113444468 in words is "one hundred eleven billion, one hundred thirteen million, four hundred forty-four thousand, four hundred sixty-eight".