331422544020523 has 8 divisors (see below), whose sum is σ = 334645818766688. Its totient is φ = 328199376585024.

The previous prime is 331422544020509. The next prime is 331422544020613. The reversal of 331422544020523 is 325020445224133.

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

It is a cyclic number.

It is not a de Polignac number, because 331422544020523 - 2¹³ = 331422544012331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331422544023523) 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, 20613786 + ... + 32981407.

It is an arithmetic number, because the mean of its divisors is an integer number (41830727345836).

Almost surely, 2^{331422544020523} is an apocalyptic number.

331422544020523 is a deficient number, since it is larger than the sum of its proper divisors (3223274746165).

331422544020523 is a wasteful number, since it uses less digits than its factorization.

331422544020523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53655333.

The product of its (nonzero) digits is 691200, while the sum is 40.

Adding to 331422544020523 its reverse (325020445224133), we get a palindrome (656442989244656).

The spelling of 331422544020523 in words is "three hundred thirty-one trillion, four hundred twenty-two billion, five hundred forty-four million, twenty thousand, five hundred twenty-three".