331012302220000 has 120 divisors (see below), whose sum is σ = 814405282525296. Its totient is φ = 132394292736000.

The previous prime is 331012302219971. The next prime is 331012302220009. The reversal of 331012302220000 is 22203210133.

It is a self number, because there is not a number n which added to its sum of digits gives 331012302220000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331012302220009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 250882029 + ... + 252197971.

Almost surely, 2^{331012302220000} 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 331012302220000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (407202641262648).

331012302220000 is an abundant number, since it is smaller than the sum of its proper divisors (483392980305296).

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

331012302220000 is a wasteful number, since it uses less digits than its factorization.

331012302220000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1328550 (or 1328527 counting only the distinct ones).

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

Adding to 331012302220000 its reverse (22203210133), we get a palindrome (331034505430133).

The spelling of 331012302220000 in words is "three hundred thirty-one trillion, twelve billion, three hundred two million, two hundred twenty thousand".