12331211332 has 96 divisors (see below), whose sum is σ = 24527276928. Its totient is φ = 5376000000.

The previous prime is 12331211327. The next prime is 12331211339. The reversal of 12331211332 is 23311213321.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (12331211339) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 49128207 + ... + 49128457.

It is an arithmetic number, because the mean of its divisors is an integer number (255492468).

Almost surely, 2^12331211332 is an apocalyptic number.

It is an amenable number.

12331211332 is a deficient number, since it is larger than the sum of its proper divisors (12196065596).

12331211332 is a wasteful number, since it uses less digits than its factorization.

12331211332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 661 (or 659 counting only the distinct ones).

The product of its digits is 648, while the sum is 22.

Adding to 12331211332 its reverse (23311213321), we get a palindrome (35642424653).

The spelling of 12331211332 in words is "twelve billion, three hundred thirty-one million, two hundred eleven thousand, three hundred thirty-two".