12213200133222 has 128 divisors (see below), whose sum is σ = 27104261119488. Its totient is φ = 3637827993600.

The previous prime is 12213200133217. The next prime is 12213200133229. The reversal of 12213200133222 is 22233100231221.

It is a junction number, because it is equal to n+sod(n) for n = 12213200133192 and 12213200133201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213200133229) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1812851038 + ... + 1812857774.

It is an arithmetic number, because the mean of its divisors is an integer number (211752039996).

Almost surely, 2^{12213200133222} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12213200133222, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13552130559744).

12213200133222 is an abundant number, since it is smaller than the sum of its proper divisors (14891060986266).

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

12213200133222 is a wasteful number, since it uses less digits than its factorization.

12213200133222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8054.

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12213200133222 its reverse (22233100231221), we get a palindrome (34446300364443).

The spelling of 12213200133222 in words is "twelve trillion, two hundred thirteen billion, two hundred million, one hundred thirty-three thousand, two hundred twenty-two".