331200120247 has 2 divisors, whose sum is σ = 331200120248. Its totient is φ = 331200120246.

The previous prime is 331200120193. The next prime is 331200120253. The reversal of 331200120247 is 742021002133.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331200120247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (331200121247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165600060123 + 165600060124.

It is an arithmetic number, because the mean of its divisors is an integer number (165600060124).

Almost surely, 2^331200120247 is an apocalyptic number.

331200120247 is a deficient number, since it is larger than the sum of its proper divisors (1).

331200120247 is an equidigital number, since it uses as much as digits as its factorization.

331200120247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The spelling of 331200120247 in words is "three hundred thirty-one billion, two hundred million, one hundred twenty thousand, two hundred forty-seven".