32221310412 has 24 divisors (see below), whose sum is σ = 76782698496. Its totient is φ = 10511916688.

The previous prime is 32221310411. The next prime is 32221310419. The reversal of 32221310412 is 21401312223.

It is not an unprimeable number, because it can be changed into a prime (32221310411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28564428 + ... + 28565555.

It is an arithmetic number, because the mean of its divisors is an integer number (3199279104).

Almost surely, 2^32221310412 is an apocalyptic number.

It is an amenable number.

32221310412 is an abundant number, since it is smaller than the sum of its proper divisors (44561388084).

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

32221310412 is a wasteful number, since it uses less digits than its factorization.

32221310412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57130037 (or 57130035 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 32221310412 its reverse (21401312223), we get a palindrome (53622622635).

The spelling of 32221310412 in words is "thirty-two billion, two hundred twenty-one million, three hundred ten thousand, four hundred twelve".