12402124004 has 6 divisors (see below), whose sum is σ = 21703717014. Its totient is φ = 6201062000.

The previous prime is 12402124003. The next prime is 12402124099. The reversal of 12402124004 is 40042120421.

12402124004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 12399267904 + 2856100 = 111352^2 + 1690^2 .

It is not an unprimeable number, because it can be changed into a prime (12402124003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1550265497 + ... + 1550265504.

It is an arithmetic number, because the mean of its divisors is an integer number (3617286169).

Almost surely, 2^12402124004 is an apocalyptic number.

It is an amenable number.

12402124004 is a deficient number, since it is larger than the sum of its proper divisors (9301593010).

12402124004 is a wasteful number, since it uses less digits than its factorization.

12402124004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3100531005 (or 3100531003 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 12402124004 its reverse (40042120421), we get a palindrome (52444244425).

The spelling of 12402124004 in words is "twelve billion, four hundred two million, one hundred twenty-four thousand, four".