12013031021003 has 2 divisors, whose sum is σ = 12013031021004. Its totient is φ = 12013031021002.

The previous prime is 12013031020999. The next prime is 12013031021009. The reversal of 12013031021003 is 30012013031021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12013031021003 - 2² = 12013031020999 is a prime.

It is not a weakly prime, because it can be changed into another prime (12013031021009) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6006515510501 + 6006515510502.

It is an arithmetic number, because the mean of its divisors is an integer number (6006515510502).

Almost surely, 2^{12013031021003} is an apocalyptic number.

12013031021003 is a deficient number, since it is larger than the sum of its proper divisors (1).

12013031021003 is an equidigital number, since it uses as much as digits as its factorization.

12013031021003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 12013031021003 its reverse (30012013031021), we get a palindrome (42025044052024).

The spelling of 12013031021003 in words is "twelve trillion, thirteen billion, thirty-one million, twenty-one thousand, three".