321203301142313 has 16 divisors (see below), whose sum is σ = 352879781105280. Its totient is φ = 291009225222144.

The previous prime is 321203301142189. The next prime is 321203301142349. The reversal of 321203301142313 is 313241103302123.

It is a cyclic number.

It is not a de Polignac number, because 321203301142313 - 2²⁶ = 321203234033449 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (321203301142013) 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, 71423006 + ... + 75786887.

It is an arithmetic number, because the mean of its divisors is an integer number (22054986319080).

Almost surely, 2^{321203301142313} is an apocalyptic number.

It is an amenable number.

321203301142313 is a deficient number, since it is larger than the sum of its proper divisors (31676479962967).

321203301142313 is a wasteful number, since it uses less digits than its factorization.

321203301142313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147214928.

The product of its (nonzero) digits is 7776, while the sum is 29.

Adding to 321203301142313 its reverse (313241103302123), we get a palindrome (634444404444436).

The spelling of 321203301142313 in words is "three hundred twenty-one trillion, two hundred three billion, three hundred one million, one hundred forty-two thousand, three hundred thirteen".