12203013222100 has 72 divisors (see below), whose sum is σ = 26684385576128. Its totient is φ = 4843698912000.

The previous prime is 12203013222083. The next prime is 12203013222149. The reversal of 12203013222100 is 122231030221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13717459 + ... + 14579941.

Almost surely, 2^{12203013222100} is an apocalyptic number.

12203013222100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12203013222100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13342192788064).

12203013222100 is an abundant number, since it is smaller than the sum of its proper divisors (14481372354028).

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

12203013222100 is a wasteful number, since it uses less digits than its factorization.

12203013222100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 863585 (or 863578 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 12203013222100 its reverse (122231030221), we get a palindrome (12325244252321).

The spelling of 12203013222100 in words is "twelve trillion, two hundred three billion, thirteen million, two hundred twenty-two thousand, one hundred".