111112066623 has 8 divisors (see below), whose sum is σ = 156864094128. Its totient is φ = 69717375104.

The previous prime is 111112066619. The next prime is 111112066627. The reversal of 111112066623 is 326660211111.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (111112066619) and next prime (111112066627).

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 111112066623 - 2² = 111112066619 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111112066627) 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, 1089333936 + ... + 1089334037.

It is an arithmetic number, because the mean of its divisors is an integer number (19608011766).

Almost surely, 2^111112066623 is an apocalyptic number.

111112066623 is a deficient number, since it is larger than the sum of its proper divisors (45752027505).

111112066623 is a wasteful number, since it uses less digits than its factorization.

111112066623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2178667993.

The product of its (nonzero) digits is 2592, while the sum is 30.

Adding to 111112066623 its reverse (326660211111), we get a palindrome (437772277734).

The spelling of 111112066623 in words is "one hundred eleven billion, one hundred twelve million, sixty-six thousand, six hundred twenty-three".