331401322412403 has 16 divisors (see below), whose sum is σ = 444886216549632. Its totient is φ = 219425923620000.

The previous prime is 331401322412393. The next prime is 331401322412417. The reversal of 331401322412403 is 304214223104133.

It is not a de Polignac number, because 331401322412403 - 2⁶ = 331401322412339 is a prime.

It is not an unprimeable number, because it can be changed into a prime (331401322412453) 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, 73046913 + ... + 77450978.

It is an arithmetic number, because the mean of its divisors is an integer number (27805388534352).

Almost surely, 2^{331401322412403} is an apocalyptic number.

331401322412403 is a deficient number, since it is larger than the sum of its proper divisors (113484894137229).

331401322412403 is a wasteful number, since it uses less digits than its factorization.

331401322412403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150502906.

The product of its (nonzero) digits is 41472, while the sum is 33.

Adding to 331401322412403 its reverse (304214223104133), we get a palindrome (635615545516536).

The spelling of 331401322412403 in words is "three hundred thirty-one trillion, four hundred one billion, three hundred twenty-two million, four hundred twelve thousand, four hundred three".