12401022003 has 4 divisors (see below), whose sum is σ = 16534696008. Its totient is φ = 8267348000.

The previous prime is 12401022001. The next prime is 12401022013. The reversal of 12401022003 is 30022010421.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12401022003 - 2¹ = 12401022001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12401022001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2066836998 + ... + 2066837003.

It is an arithmetic number, because the mean of its divisors is an integer number (4133674002).

Almost surely, 2^12401022003 is an apocalyptic number.

12401022003 is a deficient number, since it is larger than the sum of its proper divisors (4133674005).

12401022003 is an equidigital number, since it uses as much as digits as its factorization.

12401022003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4133674004.

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 12401022003 its reverse (30022010421), we get a palindrome (42423032424).

The spelling of 12401022003 in words is "twelve billion, four hundred one million, twenty-two thousand, three".