12021223303132 has 24 divisors (see below), whose sum is σ = 21042215341056. Its totient is φ = 6009161979888.

The previous prime is 12021223303127. The next prime is 12021223303157. The reversal of 12021223303132 is 23130332212021.

It is a super-2 number, since 2×12021223303132² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 12021223303097 and 12021223303106.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 404971963 + ... + 405001645.

It is an arithmetic number, because the mean of its divisors is an integer number (876758972544).

Almost surely, 2^{12021223303132} is an apocalyptic number.

It is an amenable number.

12021223303132 is a deficient number, since it is larger than the sum of its proper divisors (9020992037924).

12021223303132 is a wasteful number, since it uses less digits than its factorization.

12021223303132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50697 (or 50695 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 12021223303132 its reverse (23130332212021), we get a palindrome (35151555515153).

The spelling of 12021223303132 in words is "twelve trillion, twenty-one billion, two hundred twenty-three million, three hundred three thousand, one hundred thirty-two".