32302120312 has 96 divisors (see below), whose sum is σ = 76167504000. Its totient is φ = 12571352640.

The previous prime is 32302120289. The next prime is 32302120337. The reversal of 32302120312 is 21302120323.

It is a self number, because there is not a number n which added to its sum of digits gives 32302120312.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7878439 + ... + 7882537.

It is an arithmetic number, because the mean of its divisors is an integer number (793411500).

Almost surely, 2^32302120312 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 32302120312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38083752000).

32302120312 is an abundant number, since it is smaller than the sum of its proper divisors (43865383688).

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

32302120312 is a wasteful number, since it uses less digits than its factorization.

32302120312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5297 (or 5282 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 32302120312 its reverse (21302120323), we get a palindrome (53604240635).

The spelling of 32302120312 in words is "thirty-two billion, three hundred two million, one hundred twenty thousand, three hundred twelve".