12213023120232 has 32 divisors (see below), whose sum is σ = 33308244874080. Its totient is φ = 3700916096960.

The previous prime is 12213023120209. The next prime is 12213023120237. The reversal of 12213023120232 is 23202132031221.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (12213023120237) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 23130725343 + ... + 23130725870.

It is an arithmetic number, because the mean of its divisors is an integer number (1040882652315).

Almost surely, 2^{12213023120232} is an apocalyptic number.

12213023120232 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12213023120232 is an abundant number, since it is smaller than the sum of its proper divisors (21095221753848).

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

12213023120232 is a wasteful number, since it uses less digits than its factorization.

12213023120232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46261451233 (or 46261451229 counting only the distinct ones).

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

Adding to 12213023120232 its reverse (23202132031221), we get a palindrome (35415155151453).

The spelling of 12213023120232 in words is "twelve trillion, two hundred thirteen billion, twenty-three million, one hundred twenty thousand, two hundred thirty-two".