12220324530365 has 16 divisors (see below), whose sum is σ = 16772938807680. Its totient is φ = 8372832809280.

The previous prime is 12220324530329. The next prime is 12220324530371. The reversal of 12220324530365 is 56303542302221.

It is not a de Polignac number, because 12220324530365 - 2³² = 12216029563069 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142004231 + ... + 142090260.

It is an arithmetic number, because the mean of its divisors is an integer number (1048308675480).

Almost surely, 2^{12220324530365} is an apocalyptic number.

It is an amenable number.

12220324530365 is a deficient number, since it is larger than the sum of its proper divisors (4552614277315).

12220324530365 is a wasteful number, since it uses less digits than its factorization.

12220324530365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284095732.

The product of its (nonzero) digits is 259200, while the sum is 38.

Adding to 12220324530365 its reverse (56303542302221), we get a palindrome (68523866832586).

The spelling of 12220324530365 in words is "twelve trillion, two hundred twenty billion, three hundred twenty-four million, five hundred thirty thousand, three hundred sixty-five".