1122244012 has 12 divisors (see below), whose sum is σ = 1973236216. Its totient is φ = 558462240.

The previous prime is 1122243979. The next prime is 1122244033. The reversal of 1122244012 is 2104422211.

It is a super-2 number, since 2×1122244012² = 2518863244939712288, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 663993 + ... + 665680.

Almost surely, 2^1122244012 is an apocalyptic number.

It is an amenable number.

1122244012 is a deficient number, since it is larger than the sum of its proper divisors (850992204).

1122244012 is a wasteful number, since it uses less digits than its factorization.

1122244012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1329888 (or 1329886 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 19.

The square root of 1122244012 is about 33499.9106267465. The cubic root of 1122244012 is about 1039.1919302392.

Adding to 1122244012 its reverse (2104422211), we get a palindrome (3226666223).

The spelling of 1122244012 in words is "one billion, one hundred twenty-two million, two hundred forty-four thousand, twelve".