12210123231332 has 144 divisors (see below), whose sum is σ = 23607119180736. Its totient is φ = 5493000614400.

The previous prime is 12210123231311. The next prime is 12210123231367. The reversal of 12210123231332 is 23313232101221.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 15514768643 + ... + 15514769429.

It is an arithmetic number, because the mean of its divisors is an integer number (163938327644).

Almost surely, 2^{12210123231332} is an apocalyptic number.

It is an amenable number.

12210123231332 is a deficient number, since it is larger than the sum of its proper divisors (11396995949404).

12210123231332 is a wasteful number, since it uses less digits than its factorization.

12210123231332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1550 (or 1487 counting only the distinct ones).

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

Adding to 12210123231332 its reverse (23313232101221), we get a palindrome (35523355332553).

The spelling of 12210123231332 in words is "twelve trillion, two hundred ten billion, one hundred twenty-three million, two hundred thirty-one thousand, three hundred thirty-two".