32223220312 has 32 divisors (see below), whose sum is σ = 62732692800. Its totient is φ = 15498604800.

The previous prime is 32223220303. The next prime is 32223220313. The reversal of 32223220312 is 21302232223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (32223220313) 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, 193389 + ... + 319132.

It is an arithmetic number, because the mean of its divisors is an integer number (1960396650).

Almost surely, 2^32223220312 is an apocalyptic number.

It is an amenable number.

32223220312 is a deficient number, since it is larger than the sum of its proper divisors (30509472488).

32223220312 is a wasteful number, since it uses less digits than its factorization.

32223220312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512827 (or 512823 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 32223220312 its reverse (21302232223), we get a palindrome (53525452535).

The spelling of 32223220312 in words is "thirty-two billion, two hundred twenty-three million, two hundred twenty thousand, three hundred twelve".