331131000030223 has 2 divisors, whose sum is σ = 331131000030224. Its totient is φ = 331131000030222.

The previous prime is 331131000030167. The next prime is 331131000030227. The reversal of 331131000030223 is 322030000131133.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331131000030223 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 331131000030194 and 331131000030203.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331131000030227) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165565500015111 + 165565500015112.

It is an arithmetic number, because the mean of its divisors is an integer number (165565500015112).

Almost surely, 2^{331131000030223} is an apocalyptic number.

331131000030223 is a deficient number, since it is larger than the sum of its proper divisors (1).

331131000030223 is an equidigital number, since it uses as much as digits as its factorization.

331131000030223 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 331131000030223 its reverse (322030000131133), we get a palindrome (653161000161356).

The spelling of 331131000030223 in words is "three hundred thirty-one trillion, one hundred thirty-one billion, thirty thousand, two hundred twenty-three".