1111222444 has 6 divisors (see below), whose sum is σ = 1944639284. Its totient is φ = 555611220.

The previous prime is 1111222381. The next prime is 1111222471. The reversal of 1111222444 is 4442221111.

It is a nude number because it is divisible by every one of its digits.

It is a plaindrome in base 10.

It is a zygodrome in base 10.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138902802 + ... + 138902809.

Almost surely, 2^1111222444 is an apocalyptic number.

It is an amenable number.

1111222444 is a deficient number, since it is larger than the sum of its proper divisors (833416840).

1111222444 is a wasteful number, since it uses less digits than its factorization.

1111222444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277805615 (or 277805613 counting only the distinct ones).

The product of its digits is 512, while the sum is 22.

The square root of 1111222444 is about 33335.0032848356. The cubic root of 1111222444 is about 1035.7787612131.

Adding to 1111222444 its reverse (4442221111), we get a palindrome (5553443555).

The spelling of 1111222444 in words is "one billion, one hundred eleven million, two hundred twenty-two thousand, four hundred forty-four".