1112233566889 has 4 divisors (see below), whose sum is σ = 1112403302356. Its totient is φ = 1112063831424.

The previous prime is 1112233566869. The next prime is 1112233566923. The reversal of 1112233566889 is 9886653322111.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 402609285225 + 709624281664 = 634515^2 + 842392^2 .

It is a cyclic number.

It is not a de Polignac number, because 1112233566889 - 2¹³ = 1112233558697 is a prime.

It is a Duffinian number.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1112233566809) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84857904 + ... + 84871009.

It is an arithmetic number, because the mean of its divisors is an integer number (278100825589).

Almost surely, 2^{1112233566889} is an apocalyptic number.

It is an amenable number.

1112233566889 is a deficient number, since it is larger than the sum of its proper divisors (169735467).

1112233566889 is an equidigital number, since it uses as much as digits as its factorization.

1112233566889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169735466.

The product of its digits is 3732480, while the sum is 55.

The spelling of 1112233566889 in words is "one trillion, one hundred twelve billion, two hundred thirty-three million, five hundred sixty-six thousand, eight hundred eighty-nine".