331001323143441 has 16 divisors (see below), whose sum is σ = 445396561203264. Its totient is φ = 218638183970304.

The previous prime is 331001323143391. The next prime is 331001323143457. The reversal of 331001323143441 is 144341323100133.

It is not a de Polignac number, because 331001323143441 - 2⁷ = 331001323143313 is a prime.

It is a super-2 number, since 2×331001323143441² (a number of 30 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (331001323141441) 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, 169910911 + ... + 171847956.

It is an arithmetic number, because the mean of its divisors is an integer number (27837285075204).

Almost surely, 2^{331001323143441} is an apocalyptic number.

It is an amenable number.

331001323143441 is a deficient number, since it is larger than the sum of its proper divisors (114395238059823).

331001323143441 is a wasteful number, since it uses less digits than its factorization.

331001323143441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 341761840.

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

Adding to 331001323143441 its reverse (144341323100133), we get a palindrome (475342646243574).

The spelling of 331001323143441 in words is "three hundred thirty-one trillion, one billion, three hundred twenty-three million, one hundred forty-three thousand, four hundred forty-one".