1303201012321 has 16 divisors (see below), whose sum is σ = 1407978968704. Its totient is φ = 1199075923584.

The previous prime is 1303201012319. The next prime is 1303201012367. The reversal of 1303201012321 is 1232101023031.

It is a cyclic number.

It is not a de Polignac number, because 1303201012321 - 2¹ = 1303201012319 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1303201012301) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5631526 + ... + 5858368.

It is an arithmetic number, because the mean of its divisors is an integer number (87998685544).

Almost surely, 2^{1303201012321} is an apocalyptic number.

It is an amenable number.

1303201012321 is a deficient number, since it is larger than the sum of its proper divisors (104777956383).

1303201012321 is a wasteful number, since it uses less digits than its factorization.

1303201012321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228280.

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

Adding to 1303201012321 its reverse (1232101023031), we get a palindrome (2535302035352).

The spelling of 1303201012321 in words is "one trillion, three hundred three billion, two hundred one million, twelve thousand, three hundred twenty-one".