12212201111000 has 128 divisors (see below), whose sum is σ = 31899406556160. Its totient is φ = 4337525808000.

The previous prime is 12212201110933. The next prime is 12212201111041. The reversal of 12212201111000 is 11110221221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12436304 + ... + 13382303.

It is an arithmetic number, because the mean of its divisors is an integer number (249214113720).

Almost surely, 2^{12212201111000} is an apocalyptic number.

12212201111000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12212201111000 is an abundant number, since it is smaller than the sum of its proper divisors (19687205445160).

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

12212201111000 is a wasteful number, since it uses less digits than its factorization.

12212201111000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25818682 (or 25818668 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12212201111000 its reverse (11110221221), we get a palindrome (12223311332221).

The spelling of 12212201111000 in words is "twelve trillion, two hundred twelve billion, two hundred one million, one hundred eleven thousand".