1224123002 has 8 divisors (see below), whose sum is σ = 1899501300. Its totient is φ = 590955904.

The previous prime is 1224122993. The next prime is 1224123007. The reversal of 1224123002 is 2003214221.

It can be written as a sum of positive squares in 2 ways, for example, as 1220733721 + 3389281 = 34939^2 + 1841^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (1224123007) 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, 10552727 + ... + 10552842.

Almost surely, 2^1224123002 is an apocalyptic number.

1224123002 is a deficient number, since it is larger than the sum of its proper divisors (675378298).

1224123002 is a wasteful number, since it uses less digits than its factorization.

1224123002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21105600.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 1224123002 is about 34987.4692139915. The cubic root of 1224123002 is about 1069.7320789589.

Adding to 1224123002 its reverse (2003214221), we get a palindrome (3227337223).

The spelling of 1224123002 in words is "one billion, two hundred twenty-four million, one hundred twenty-three thousand, two".