111122212004 has 12 divisors (see below), whose sum is σ = 200736899328. Its totient is φ = 53768812200.

The previous prime is 111122211979. The next prime is 111122212007. The reversal of 111122212004 is 400212221111.

It is not an unprimeable number, because it can be changed into a prime (111122212007) 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, 448073312 + ... + 448073559.

It is an arithmetic number, because the mean of its divisors is an integer number (16728074944).

Almost surely, 2^111122212004 is an apocalyptic number.

It is an amenable number.

111122212004 is a deficient number, since it is larger than the sum of its proper divisors (89614687324).

111122212004 is a wasteful number, since it uses less digits than its factorization.

111122212004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 896146906 (or 896146904 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 111122212004 its reverse (400212221111), we get a palindrome (511334433115).

The spelling of 111122212004 in words is "one hundred eleven billion, one hundred twenty-two million, two hundred twelve thousand, four".