12223301322320 has 80 divisors (see below), whose sum is σ = 31066398730368. Its totient is φ = 4435709713920.

The previous prime is 12223301322293. The next prime is 12223301322341. The reversal of 12223301322320 is 2322310332221.

It is a tau number, because it is divible by the number of its divisors (80).

It is a self number, because there is not a number n which added to its sum of digits gives 12223301322320.

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, 13832339 + ... + 14689458.

Almost surely, 2^{12223301322320} is an apocalyptic number.

12223301322320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12223301322320 is an abundant number, since it is smaller than the sum of its proper divisors (18843097408048).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12223301322320 is a wasteful number, since it uses less digits than its factorization.

12223301322320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28522308 (or 28522302 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 12223301322320 its reverse (2322310332221), we get a palindrome (14545611654541).

Subtracting from 12223301322320 its reverse (2322310332221), we obtain a palindrome (9900990990099).

The spelling of 12223301322320 in words is "twelve trillion, two hundred twenty-three billion, three hundred one million, three hundred twenty-two thousand, three hundred twenty".