12213121032032 has 48 divisors (see below), whose sum is σ = 24118114305600. Its totient is φ = 6087913958400.

The previous prime is 12213121032023. The next prime is 12213121032043. The reversal of 12213121032032 is 23023012131221.

It is a junction number, because it is equal to n+sod(n) for n = 12213121031989 and 12213121032007.

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, 13386194 + ... + 14269422.

It is an arithmetic number, because the mean of its divisors is an integer number (502460714700).

Almost surely, 2^{12213121032032} is an apocalyptic number.

It is an amenable number.

12213121032032 is a deficient number, since it is larger than the sum of its proper divisors (11904993273568).

12213121032032 is an equidigital number, since it uses as much as digits as its factorization.

12213121032032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 884559 (or 884551 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 12213121032032 its reverse (23023012131221), we get a palindrome (35236133163253).

The spelling of 12213121032032 in words is "twelve trillion, two hundred thirteen billion, one hundred twenty-one million, thirty-two thousand, thirty-two".