1111223344556 has 48 divisors (see below), whose sum is σ = 2167474898400. Its totient is φ = 494951288832.

The previous prime is 1111223344549. The next prime is 1111223344577. The reversal of 1111223344556 is 6554433221111.

It is a plaindrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3012035 + ... + 3360773.

It is an arithmetic number, because the mean of its divisors is an integer number (45155727050).

Almost surely, 2^{1111223344556} is an apocalyptic number.

It is an amenable number.

1111223344556 is a deficient number, since it is larger than the sum of its proper divisors (1056251553844).

1111223344556 is a wasteful number, since it uses less digits than its factorization.

1111223344556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 350898 (or 350896 counting only the distinct ones).

The product of its digits is 86400, while the sum is 38.

Adding to 1111223344556 its reverse (6554433221111), we get a palindrome (7665656565667).

The spelling of 1111223344556 in words is "one trillion, one hundred eleven billion, two hundred twenty-three million, three hundred forty-four thousand, five hundred fifty-six".