12221202322100 has 36 divisors (see below), whose sum is σ = 27673052915424. Its totient is φ = 4675938278880.

The previous prime is 12221202322073. The next prime is 12221202322157. The reversal of 12221202322100 is 122320212221.

12221202322100 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2656780814 + ... + 2656785413.

Almost surely, 2^{12221202322100} is an apocalyptic number.

12221202322100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12221202322100 is an abundant number, since it is smaller than the sum of its proper divisors (15451850593324).

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

12221202322100 is a wasteful number, since it uses less digits than its factorization.

12221202322100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5313566264 (or 5313566257 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 12221202322100 its reverse (122320212221), we get a palindrome (12343522534321).

The spelling of 12221202322100 in words is "twelve trillion, two hundred twenty-one billion, two hundred two million, three hundred twenty-two thousand, one hundred".