1303033201221 has 8 divisors (see below), whose sum is σ = 1737410219584. Its totient is φ = 868672491840.

The previous prime is 1303033201213. The next prime is 1303033201241. The reversal of 1303033201221 is 1221023303031.

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

It is not a de Polignac number, because 1303033201221 - 2³ = 1303033201213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1303033201241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3889585 + ... + 4211286.

It is an arithmetic number, because the mean of its divisors is an integer number (217176277448).

Almost surely, 2^{1303033201221} is an apocalyptic number.

It is an amenable number.

1303033201221 is a deficient number, since it is larger than the sum of its proper divisors (434377018363).

1303033201221 is an equidigital number, since it uses as much as digits as its factorization.

1303033201221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8154491.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 1303033201221 its reverse (1221023303031), we get a palindrome (2524056504252).

The spelling of 1303033201221 in words is "one trillion, three hundred three billion, thirty-three million, two hundred one thousand, two hundred twenty-one".