331002341224340 has 24 divisors (see below), whose sum is σ = 712058695025832. Its totient is φ = 129171645355520.

The previous prime is 331002341224337. The next prime is 331002341224349. The reversal of 331002341224340 is 43422143200133.

It can be written as a sum of positive squares in 4 ways, for example, as 5003283187204 + 325999058037136 = 2236802^2 + 18055444^2 .

It is a super-2 number, since 2×331002341224340² (a number of 30 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 331002341224297 and 331002341224306.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331002341224349) 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, 201830695049 + ... + 201830696688.

It is an arithmetic number, because the mean of its divisors is an integer number (29669112292743).

Almost surely, 2^{331002341224340} is an apocalyptic number.

It is an amenable number.

331002341224340 is an abundant number, since it is smaller than the sum of its proper divisors (381056353801492).

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

331002341224340 is a wasteful number, since it uses less digits than its factorization.

331002341224340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 403661391787 (or 403661391785 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 331002341224340 its reverse (43422143200133), we get a palindrome (374424484424473).

The spelling of 331002341224340 in words is "three hundred thirty-one trillion, two billion, three hundred forty-one million, two hundred twenty-four thousand, three hundred forty".