331041300143421 has 16 divisors (see below), whose sum is σ = 513961695103104. Its totient is φ = 185597278785984.

The previous prime is 331041300143377. The next prime is 331041300143429. The reversal of 331041300143421 is 124341003140133.

It is not a de Polignac number, because 331041300143421 - 2⁷ = 331041300143293 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331041300143429) 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, 148715767146 + ... + 148715769371.

It is an arithmetic number, because the mean of its divisors is an integer number (32122605943944).

Almost surely, 2^{331041300143421} is an apocalyptic number.

It is an amenable number.

331041300143421 is a deficient number, since it is larger than the sum of its proper divisors (182920394959683).

331041300143421 is a wasteful number, since it uses less digits than its factorization.

331041300143421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297431536580.

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 331041300143421 its reverse (124341003140133), we get a palindrome (455382303283554).

The spelling of 331041300143421 in words is "three hundred thirty-one trillion, forty-one billion, three hundred million, one hundred forty-three thousand, four hundred twenty-one".