1303221301201 has 4 divisors (see below), whose sum is σ = 1303223586304. Its totient is φ = 1303219016100.

The previous prime is 1303221301171. The next prime is 1303221301253. The reversal of 1303221301201 is 1021031223031.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 1303221301201 - 2¹¹ = 1303221299153 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303221304201) 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, 500896 + ... + 1690366.

It is an arithmetic number, because the mean of its divisors is an integer number (325805896576).

Almost surely, 2^{1303221301201} is an apocalyptic number.

It is an amenable number.

1303221301201 is a deficient number, since it is larger than the sum of its proper divisors (2285103).

1303221301201 is a wasteful number, since it uses less digits than its factorization.

1303221301201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2285102.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 1303221301201 its reverse (1021031223031), we get a palindrome (2324252524232).

The spelling of 1303221301201 in words is "one trillion, three hundred three billion, two hundred twenty-one million, three hundred one thousand, two hundred one".