32221211212222 has 4 divisors (see below), whose sum is σ = 48331816818336. Its totient is φ = 16110605606110.

The previous prime is 32221211212217. The next prime is 32221211212231. The reversal of 32221211212222 is 22221211212223.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8055302803054 + ... + 8055302803057.

It is an arithmetic number, because the mean of its divisors is an integer number (12082954204584).

Almost surely, 2^{32221211212222} is an apocalyptic number.

32221211212222 is a deficient number, since it is larger than the sum of its proper divisors (16110605606114).

32221211212222 is a wasteful number, since it uses less digits than its factorization.

32221211212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16110605606113.

The product of its digits is 1536, while the sum is 25.

Adding to 32221211212222 its reverse (22221211212223), we get a palindrome (54442422424445).

Subtracting from 32221211212222 its reverse (22221211212223), we obtain a palindrome (9999999999999).

The spelling of 32221211212222 in words is "thirty-two trillion, two hundred twenty-one billion, two hundred eleven million, two hundred twelve thousand, two hundred twenty-two".