12013122003 has 8 divisors (see below), whose sum is σ = 16027646400. Its totient is φ = 8003672808.

The previous prime is 12013121977. The next prime is 12013122007. The reversal of 12013122003 is 30022131021.

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

It is not a de Polignac number, because 12013122003 - 2¹⁴ = 12013105619 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12013122007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1263273 + ... + 1272746.

It is an arithmetic number, because the mean of its divisors is an integer number (2003455800).

Almost surely, 2^12013122003 is an apocalyptic number.

12013122003 is a deficient number, since it is larger than the sum of its proper divisors (4014524397).

12013122003 is a wasteful number, since it uses less digits than its factorization.

12013122003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537601.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 12013122003 its reverse (30022131021), we get a palindrome (42035253024).

The spelling of 12013122003 in words is "twelve billion, thirteen million, one hundred twenty-two thousand, three".