1302201221003 has 4 divisors (see below), whose sum is σ = 1314843951408. Its totient is φ = 1289558490600.

The previous prime is 1302201220927. The next prime is 1302201221033. The reversal of 1302201221003 is 3001221022031.

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 1302201221003 - 2¹⁶ = 1302201155467 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1302201221033) 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, 6321365048 + ... + 6321365253.

It is an arithmetic number, because the mean of its divisors is an integer number (328710987852).

Almost surely, 2^{1302201221003} is an apocalyptic number.

1302201221003 is a deficient number, since it is larger than the sum of its proper divisors (12642730405).

1302201221003 is a wasteful number, since it uses less digits than its factorization.

1302201221003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12642730404.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 1302201221003 its reverse (3001221022031), we get a palindrome (4303422243034).

The spelling of 1302201221003 in words is "one trillion, three hundred two billion, two hundred one million, two hundred twenty-one thousand, three".