331341402223340 has 96 divisors (see below), whose sum is σ = 737989153723584. Its totient is φ = 124530114723840.

The previous prime is 331341402223339. The next prime is 331341402223343. The reversal of 331341402223340 is 43322204143133.

It is a self number, because there is not a number n which added to its sum of digits gives 331341402223340.

It is not an unprimeable number, because it can be changed into a prime (331341402223343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1168441970 + ... + 1168725510.

It is an arithmetic number, because the mean of its divisors is an integer number (7687387017954).

Almost surely, 2^{331341402223340} 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 331341402223340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (368994576861792).

331341402223340 is an abundant number, since it is smaller than the sum of its proper divisors (406647751500244).

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

331341402223340 is a wasteful number, since it uses less digits than its factorization.

331341402223340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 289347 (or 289345 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 331341402223340 its reverse (43322204143133), we get a palindrome (374663606366473).

The spelling of 331341402223340 in words is "three hundred thirty-one trillion, three hundred forty-one billion, four hundred two million, two hundred twenty-three thousand, three hundred forty".