12321202201100 has 54 divisors (see below), whose sum is σ = 28951908951420. Its totient is φ = 4549366960320.

The previous prime is 12321202201073. The next prime is 12321202201111. The reversal of 12321202201100 is 110220212321.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 364515710 + ... + 364549509.

Almost surely, 2^{12321202201100} is an apocalyptic number.

12321202201100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12321202201100 is an abundant number, since it is smaller than the sum of its proper divisors (16630706750320).

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

12321202201100 is a wasteful number, since it uses less digits than its factorization.

12321202201100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729065259 (or 729065239 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 12321202201100 its reverse (110220212321), we get a palindrome (12431422413421).

The spelling of 12321202201100 in words is "twelve trillion, three hundred twenty-one billion, two hundred two million, two hundred one thousand, one hundred".