331121065434 has 8 divisors (see below), whose sum is σ = 662242130880. Its totient is φ = 110373688476.

The previous prime is 331121065433. The next prime is 331121065463. The reversal of 331121065434 is 434560121133.

It is a sphenic number, since it is the product of 3 distinct primes.

331121065434 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 331121065395 and 331121065404.

It is not an unprimeable number, because it can be changed into a prime (331121065433) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27593422114 + ... + 27593422125.

It is an arithmetic number, because the mean of its divisors is an integer number (82780266360).

Almost surely, 2^331121065434 is an apocalyptic number.

331121065434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

331121065434 is a wasteful number, since it uses less digits than its factorization.

331121065434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55186844244.

The product of its (nonzero) digits is 25920, while the sum is 33.

Adding to 331121065434 its reverse (434560121133), we get a palindrome (765681186567).

The spelling of 331121065434 in words is "three hundred thirty-one billion, one hundred twenty-one million, sixty-five thousand, four hundred thirty-four".