1213331233132 has 12 divisors (see below), whose sum is σ = 2123544183376. Its totient is φ = 606604323600.

The previous prime is 1213331233129. The next prime is 1213331233201. The reversal of 1213331233132 is 2313321333121.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 1213331233132.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15278688 + ... + 15357895.

Almost surely, 2^{1213331233132} is an apocalyptic number.

It is an amenable number.

1213331233132 is a deficient number, since it is larger than the sum of its proper divisors (910212950244).

1213331233132 is a wasteful number, since it uses less digits than its factorization.

1213331233132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30646488 (or 30646486 counting only the distinct ones).

The product of its digits is 5832, while the sum is 28.

Adding to 1213331233132 its reverse (2313321333121), we get a palindrome (3526652566253).

The spelling of 1213331233132 in words is "one trillion, two hundred thirteen billion, three hundred thirty-one million, two hundred thirty-three thousand, one hundred thirty-two".