13021120003 has 2 divisors, whose sum is σ = 13021120004. Its totient is φ = 13021120002.

The previous prime is 13021120001. The next prime is 13021120039. The reversal of 13021120003 is 30002112031.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 13021120003 - 2¹ = 13021120001 is a prime.

It is a super-2 number, since 2×13021120003² (a number of 21 digits) contains 22 as substring.

Together with 13021120001, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (13021120001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6510560001 + 6510560002.

It is an arithmetic number, because the mean of its divisors is an integer number (6510560002).

Almost surely, 2^13021120003 is an apocalyptic number.

13021120003 is a deficient number, since it is larger than the sum of its proper divisors (1).

13021120003 is an equidigital number, since it uses as much as digits as its factorization.

13021120003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 13021120003 its reverse (30002112031), we get a palindrome (43023232034).

The spelling of 13021120003 in words is "thirteen billion, twenty-one million, one hundred twenty thousand, three".