12213332011232 has 144 divisors (see below), whose sum is σ = 26695947672576. Its totient is φ = 5495613446400.

The previous prime is 12213332011229. The next prime is 12213332011241. The reversal of 12213332011232 is 23211023331221.

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, 1942629593 + ... + 1942635879.

It is an arithmetic number, because the mean of its divisors is an integer number (185388525504).

Almost surely, 2^{12213332011232} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12213332011232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13347973836288).

12213332011232 is an abundant number, since it is smaller than the sum of its proper divisors (14482615661344).

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

12213332011232 is a wasteful number, since it uses less digits than its factorization.

12213332011232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11293 (or 11274 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 26.

Adding to 12213332011232 its reverse (23211023331221), we get a palindrome (35424355342453).

The spelling of 12213332011232 in words is "twelve trillion, two hundred thirteen billion, three hundred thirty-two million, eleven thousand, two hundred thirty-two".