111023489306 has 4 divisors (see below), whose sum is σ = 166535233962. Its totient is φ = 55511744652.

The previous prime is 111023489299. The next prime is 111023489329. The reversal of 111023489306 is 603984320111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 603984320111 = 409 ⋅1476734279.

It can be written as a sum of positive squares in only one way, i.e., 104226311281 + 6797178025 = 322841^2 + 82445^2 .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 111023489306.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27755872325 + ... + 27755872328.

Almost surely, 2^111023489306 is an apocalyptic number.

111023489306 is a deficient number, since it is larger than the sum of its proper divisors (55511744656).

111023489306 is an equidigital number, since it uses as much as digits as its factorization.

111023489306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55511744655.

The product of its (nonzero) digits is 31104, while the sum is 38.

The spelling of 111023489306 in words is "one hundred eleven billion, twenty-three million, four hundred eighty-nine thousand, three hundred six".