32222312012 has 12 divisors (see below), whose sum is σ = 61515323016. Its totient is φ = 14646505440.

The previous prime is 32222311991. The next prime is 32222312039. The reversal of 32222312012 is 21021322223.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 366162593 + ... + 366162680.

It is an arithmetic number, because the mean of its divisors is an integer number (5126276918).

Almost surely, 2^32222312012 is an apocalyptic number.

It is an amenable number.

32222312012 is a deficient number, since it is larger than the sum of its proper divisors (29293011004).

32222312012 is a wasteful number, since it uses less digits than its factorization.

32222312012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 732325288 (or 732325286 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 32222312012 its reverse (21021322223), we get a palindrome (53243634235).

The spelling of 32222312012 in words is "thirty-two billion, two hundred twenty-two million, three hundred twelve thousand, twelve".