331011420204340 has 48 divisors (see below), whose sum is σ = 743159391916032. Its totient is φ = 123406199364096.

The previous prime is 331011420204229. The next prime is 331011420204359. The reversal of 331011420204340 is 43402024110133.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 331011420204299 and 331011420204308.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 4725998964 + ... + 4726069003.

It is an arithmetic number, because the mean of its divisors is an integer number (15482487331584).

Almost surely, 2^{331011420204340} is an apocalyptic number.

It is an amenable number.

331011420204340 is an abundant number, since it is smaller than the sum of its proper divisors (412147971711692).

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

331011420204340 is a wasteful number, since it uses less digits than its factorization.

331011420204340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9452068096 (or 9452068094 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

Adding to 331011420204340 its reverse (43402024110133), we get a palindrome (374413444314473).

The spelling of 331011420204340 in words is "three hundred thirty-one trillion, eleven billion, four hundred twenty million, two hundred four thousand, three hundred forty".