32001224412 has 48 divisors (see below), whose sum is σ = 74966431232. Its totient is φ = 10624711680.

The previous prime is 32001224407. The next prime is 32001224419. The reversal of 32001224412 is 21442210023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32001224419) 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, 7782237 + ... + 7786347.

Almost surely, 2^32001224412 is an apocalyptic number.

It is an amenable number.

32001224412 is an abundant number, since it is smaller than the sum of its proper divisors (42965206820).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32001224412 is a wasteful number, since it uses less digits than its factorization.

32001224412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6538 (or 6536 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 32001224412 its reverse (21442210023), we get a palindrome (53443434435).

The spelling of 32001224412 in words is "thirty-two billion, one million, two hundred twenty-four thousand, four hundred twelve".