12321034004 has 12 divisors (see below), whose sum is σ = 21915282228. Its totient is φ = 6059524800.

The previous prime is 12321033997. The next prime is 12321034021. The reversal of 12321034004 is 40043012321.

It can be written as a sum of positive squares in 2 ways, for example, as 4303622404 + 8017411600 = 65602^2 + 89540^2 .

It is a congruent number.

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, 25247777 + ... + 25248264.

It is an arithmetic number, because the mean of its divisors is an integer number (1826273519).

Almost surely, 2^12321034004 is an apocalyptic number.

It is an amenable number.

12321034004 is a deficient number, since it is larger than the sum of its proper divisors (9594248224).

12321034004 is a wasteful number, since it uses less digits than its factorization.

12321034004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50496106 (or 50496104 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 12321034004 its reverse (40043012321), we get a palindrome (52364046325).

The spelling of 12321034004 in words is "twelve billion, three hundred twenty-one million, thirty-four thousand, four".