32221220242 has 8 divisors (see below), whose sum is σ = 48345108336. Its totient is φ = 16106184132.

The previous prime is 32221220233. The next prime is 32221220257. The reversal of 32221220242 is 24202212223.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 2203888 + ... + 2218459.

It is an arithmetic number, because the mean of its divisors is an integer number (6043138542).

Almost surely, 2^32221220242 is an apocalyptic number.

32221220242 is a deficient number, since it is larger than the sum of its proper divisors (16123888094).

32221220242 is a wasteful number, since it uses less digits than its factorization.

32221220242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4425992.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 32221220242 its reverse (24202212223), we get a palindrome (56423432465).

The spelling of 32221220242 in words is "thirty-two billion, two hundred twenty-one million, two hundred twenty thousand, two hundred forty-two".