331131232112203 has 4 divisors (see below), whose sum is σ = 332209835474440. Its totient is φ = 330052628749968.

The previous prime is 331131232112201. The next prime is 331131232112209. The reversal of 331131232112203 is 302211232131133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 331131232112203 - 2¹ = 331131232112201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331131232112201) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 539301680658 + ... + 539301681271.

It is an arithmetic number, because the mean of its divisors is an integer number (83052458868610).

Almost surely, 2^{331131232112203} is an apocalyptic number.

331131232112203 is a deficient number, since it is larger than the sum of its proper divisors (1078603362237).

331131232112203 is a wasteful number, since it uses less digits than its factorization.

331131232112203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1078603362236.

The product of its (nonzero) digits is 3888, while the sum is 28.

Adding to 331131232112203 its reverse (302211232131133), we get a palindrome (633342464243336).

The spelling of 331131232112203 in words is "three hundred thirty-one trillion, one hundred thirty-one billion, two hundred thirty-two million, one hundred twelve thousand, two hundred three".