331143400321413 has 16 divisors (see below), whose sum is σ = 442776537569280. Its totient is φ = 220136494008816.

The previous prime is 331143400321387. The next prime is 331143400321439. The reversal of 331143400321413 is 314123004341133.

It is an interprime number because it is at equal distance from previous prime (331143400321387) and next prime (331143400321439).

It is a de Polignac number, because none of the positive numbers 2^k-331143400321413 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331143401321413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22842295 + ... + 34410132.

It is an arithmetic number, because the mean of its divisors is an integer number (27673533598080).

Almost surely, 2^{331143400321413} is an apocalyptic number.

It is an amenable number.

331143400321413 is a deficient number, since it is larger than the sum of its proper divisors (111633137247867).

331143400321413 is a wasteful number, since it uses less digits than its factorization.

331143400321413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57257896.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 331143400321413 its reverse (314123004341133), we get a palindrome (645266404662546).

The spelling of 331143400321413 in words is "three hundred thirty-one trillion, one hundred forty-three billion, four hundred million, three hundred twenty-one thousand, four hundred thirteen".