12223220321300 has 18 divisors (see below), whose sum is σ = 26524388097438. Its totient is φ = 4889288128480.

The previous prime is 12223220321293. The next prime is 12223220321321. The reversal of 12223220321300 is 312302232221.

It can be written as a sum of positive squares in 3 ways, for example, as 2381083541776 + 9842136779524 = 1543076^2 + 3137218^2 .

It is a super-3 number, since 3×12223220321300³ (a number of 40 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61116101507 + ... + 61116101706.

Almost surely, 2^{12223220321300} is an apocalyptic number.

12223220321300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12223220321300 is an abundant number, since it is smaller than the sum of its proper divisors (14301167776138).

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

12223220321300 is a wasteful number, since it uses less digits than its factorization.

12223220321300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122232203227 (or 122232203220 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 12223220321300 its reverse (312302232221), we get a palindrome (12535522553521).

The spelling of 12223220321300 in words is "twelve trillion, two hundred twenty-three billion, two hundred twenty million, three hundred twenty-one thousand, three hundred".