1303121213003 has 8 divisors (see below), whose sum is σ = 1304180209968. Its totient is φ = 1302062608224.

The previous prime is 1303121212999. The next prime is 1303121213021. The reversal of 1303121213003 is 3003121213031.

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

It is a cyclic number.

It is not a de Polignac number, because 1303121213003 - 2² = 1303121212999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303121213063) 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, 6742625 + ... + 6933197.

It is an arithmetic number, because the mean of its divisors is an integer number (163022526246).

Almost surely, 2^{1303121213003} is an apocalyptic number.

1303121213003 is a deficient number, since it is larger than the sum of its proper divisors (1058996965).

1303121213003 is a wasteful number, since it uses less digits than its factorization.

1303121213003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196093.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 1303121213003 its reverse (3003121213031), we get a palindrome (4306242426034).

The spelling of 1303121213003 in words is "one trillion, three hundred three billion, one hundred twenty-one million, two hundred thirteen thousand, three".