32120013220012 has 48 divisors (see below), whose sum is σ = 57445698925440. Its totient is φ = 15707432908800.

The previous prime is 32120013220007. The next prime is 32120013220019. The reversal of 32120013220012 is 21002231002123.

It is a super-3 number, since 3×32120013220012³ (a number of 41 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (32120013220019) 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, 3304183312 + ... + 3304193032.

It is an arithmetic number, because the mean of its divisors is an integer number (1196785394280).

Almost surely, 2^{32120013220012} is an apocalyptic number.

It is an amenable number.

32120013220012 is a deficient number, since it is larger than the sum of its proper divisors (25325685705428).

32120013220012 is a wasteful number, since it uses less digits than its factorization.

32120013220012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20122 (or 20120 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 32120013220012 its reverse (21002231002123), we get a palindrome (53122244222135).

The spelling of 32120013220012 in words is "thirty-two trillion, one hundred twenty billion, thirteen million, two hundred twenty thousand, twelve".