331333103103320 has 128 divisors (see below), whose sum is σ = 768535896268800. Its totient is φ = 128491612761600.

The previous prime is 331333103103311. The next prime is 331333103103377. The reversal of 331333103103320 is 23301301333133.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 838130105 + ... + 838525335.

It is an arithmetic number, because the mean of its divisors is an integer number (6004186689600).

Almost surely, 2^{331333103103320} 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 331333103103320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (384267948134400).

331333103103320 is an abundant number, since it is smaller than the sum of its proper divisors (437202793165480).

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

331333103103320 is a wasteful number, since it uses less digits than its factorization.

331333103103320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 399489 (or 399485 counting only the distinct ones).

The product of its (nonzero) digits is 13122, while the sum is 29.

Adding to 331333103103320 its reverse (23301301333133), we get a palindrome (354634404436453).

The spelling of 331333103103320 in words is "three hundred thirty-one trillion, three hundred thirty-three billion, one hundred three million, one hundred three thousand, three hundred twenty".