12321322322200 has 48 divisors (see below), whose sum is σ = 28689017725080. Its totient is φ = 4921312872960.

The previous prime is 12321322322173. The next prime is 12321322322201. The reversal of 12321322322200 is 222322312321.

It is a super-2 number, since 2×12321322322200² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12321322322201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44963409 + ... + 45236608.

Almost surely, 2^{12321322322200} is an apocalyptic number.

12321322322200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12321322322200 is an abundant number, since it is smaller than the sum of its proper divisors (16367695402880).

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

12321322322200 is a wasteful number, since it uses less digits than its factorization.

12321322322200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90200716 (or 90200707 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 12321322322200 its reverse (222322312321), we get a palindrome (12543644634521).

The spelling of 12321322322200 in words is "twelve trillion, three hundred twenty-one billion, three hundred twenty-two million, three hundred twenty-two thousand, two hundred".