12032113310021 has 16 divisors (see below), whose sum is σ = 13879965413376. Its totient is φ = 10216512357936.

The previous prime is 12032113310003. The next prime is 12032113310023. The reversal of 12032113310021 is 12001331123021.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12032113310021 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12032113309975 and 12032113310002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12032113310023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23510360 + ... + 24016686.

It is an arithmetic number, because the mean of its divisors is an integer number (867497838336).

Almost surely, 2^{12032113310021} is an apocalyptic number.

It is an amenable number.

12032113310021 is a deficient number, since it is larger than the sum of its proper divisors (1847852103355).

12032113310021 is a wasteful number, since it uses less digits than its factorization.

12032113310021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 538168.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12032113310021 its reverse (12001331123021), we get a palindrome (24033444433042).

The spelling of 12032113310021 in words is "twelve trillion, thirty-two billion, one hundred thirteen million, three hundred ten thousand, twenty-one".