1224104012 has 12 divisors (see below), whose sum is σ = 2142720216. Its totient is φ = 611898240.

The previous prime is 1224103997. The next prime is 1224104017. The reversal of 1224104012 is 2104014221.

It is a super-2 number, since 2×1224104012² = 2996861264388992288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1224104017) 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, 19493 + ... + 53180.

It is an arithmetic number, because the mean of its divisors is an integer number (178560018).

Almost surely, 2^1224104012 is an apocalyptic number.

It is an amenable number.

1224104012 is a deficient number, since it is larger than the sum of its proper divisors (918616204).

1224104012 is a wasteful number, since it uses less digits than its factorization.

1224104012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76888 (or 76886 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1224104012 is about 34987.1978300635. The cubic root of 1224104012 is about 1069.7265472933.

Adding to 1224104012 its reverse (2104014221), we get a palindrome (3328118233).

The spelling of 1224104012 in words is "one billion, two hundred twenty-four million, one hundred four thousand, twelve".