1112221004 has 12 divisors (see below), whose sum is σ = 1954962744. Its totient is φ = 553660224.

The previous prime is 1112220973. The next prime is 1112221027. The reversal of 1112221004 is 4001222111.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1112221004.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 611549 + ... + 613364.

It is an arithmetic number, because the mean of its divisors is an integer number (162913562).

Almost surely, 2^1112221004 is an apocalyptic number.

It is an amenable number.

1112221004 is a deficient number, since it is larger than the sum of its proper divisors (842741740).

1112221004 is a wasteful number, since it uses less digits than its factorization.

1112221004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1225144 (or 1225142 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 1112221004 is about 33349.9775712069. The cubic root of 1112221004 is about 1036.0889234107.

Adding to 1112221004 its reverse (4001222111), we get a palindrome (5113443115).

The spelling of 1112221004 in words is "one billion, one hundred twelve million, two hundred twenty-one thousand, four".