331021433133141 has 4 divisors (see below), whose sum is σ = 441361910844192. Its totient is φ = 220680955422092.

The previous prime is 331021433133137. The next prime is 331021433133227. The reversal of 331021433133141 is 141331334120133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 331021433133141 - 2² = 331021433133137 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331021433113141) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55170238855521 + ... + 55170238855526.

It is an arithmetic number, because the mean of its divisors is an integer number (110340477711048).

Almost surely, 2^{331021433133141} is an apocalyptic number.

It is an amenable number.

331021433133141 is a deficient number, since it is larger than the sum of its proper divisors (110340477711051).

331021433133141 is a wasteful number, since it uses less digits than its factorization.

331021433133141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110340477711050.

The product of its (nonzero) digits is 23328, while the sum is 33.

Adding to 331021433133141 its reverse (141331334120133), we get a palindrome (472352767253274).

The spelling of 331021433133141 in words is "three hundred thirty-one trillion, twenty-one billion, four hundred thirty-three million, one hundred thirty-three thousand, one hundred forty-one".