12210012211000 has 128 divisors (see below), whose sum is σ = 28739261416320. Its totient is φ = 4855334400000.

The previous prime is 12210012210973. The next prime is 12210012211037. The reversal of 12210012211000 is 11221001221.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 608330965 + ... + 608351035.

It is an arithmetic number, because the mean of its divisors is an integer number (224525479815).

Almost surely, 2^{12210012211000} is an apocalyptic number.

12210012211000 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 12210012211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14369630708160).

12210012211000 is an abundant number, since it is smaller than the sum of its proper divisors (16529249205320).

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

12210012211000 is a wasteful number, since it uses less digits than its factorization.

12210012211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23634 (or 23620 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 12210012211000 its reverse (11221001221), we get a palindrome (12221233212221).

The spelling of 12210012211000 in words is "twelve trillion, two hundred ten billion, twelve million, two hundred eleven thousand".