32243220312 has 32 divisors (see below), whose sum is σ = 84112750080. Its totient is φ = 10280446880.

The previous prime is 32243220283. The next prime is 32243220337. The reversal of 32243220312 is 21302234223.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29205264 + ... + 29206367.

It is an arithmetic number, because the mean of its divisors is an integer number (2628523440).

Almost surely, 2^32243220312 is an apocalyptic number.

It is an amenable number.

32243220312 is an abundant number, since it is smaller than the sum of its proper divisors (51869529768).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

32243220312 is a wasteful number, since it uses less digits than its factorization.

32243220312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58411663 (or 58411659 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

Adding to 32243220312 its reverse (21302234223), we get a palindrome (53545454535).

The spelling of 32243220312 in words is "thirty-two billion, two hundred forty-three million, two hundred twenty thousand, three hundred twelve".