32221212422 has 16 divisors (see below), whose sum is σ = 55247657472. Its totient is φ = 13806267720.

The previous prime is 32221212407. The next prime is 32221212431. The reversal of 32221212422 is 22421212223.

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, 163604 + ... + 302007.

It is an arithmetic number, because the mean of its divisors is an integer number (3452978592).

Almost surely, 2^32221212422 is an apocalyptic number.

32221212422 is a deficient number, since it is larger than the sum of its proper divisors (23026445050).

32221212422 is a wasteful number, since it uses less digits than its factorization.

32221212422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 470563.

The product of its digits is 1536, while the sum is 23.

Adding to 32221212422 its reverse (22421212223), we get a palindrome (54642424645).

The spelling of 32221212422 in words is "thirty-two billion, two hundred twenty-one million, two hundred twelve thousand, four hundred twenty-two".