1320221010003 has 32 divisors (see below), whose sum is σ = 2067035013120. Its totient is φ = 733703598720.

The previous prime is 1320221010001. The next prime is 1320221010079. The reversal of 1320221010003 is 3000101220231.

It is not a de Polignac number, because 1320221010003 - 2¹ = 1320221010001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1320221010001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1426158 + ... + 2162028.

It is an arithmetic number, because the mean of its divisors is an integer number (64594844160).

Almost surely, 2^{1320221010003} is an apocalyptic number.

1320221010003 is a deficient number, since it is larger than the sum of its proper divisors (746814003117).

1320221010003 is a wasteful number, since it uses less digits than its factorization.

1320221010003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 738227.

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

Adding to 1320221010003 its reverse (3000101220231), we get a palindrome (4320322230234).

The spelling of 1320221010003 in words is "one trillion, three hundred twenty billion, two hundred twenty-one million, ten thousand, three".