331245550043 has 2 divisors, whose sum is σ = 331245550044. Its totient is φ = 331245550042.

The previous prime is 331245550007. The next prime is 331245550049. The reversal of 331245550043 is 340055542133.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 331245550043 - 2¹² = 331245545947 is a prime.

It is a super-2 number, since 2×331245550043² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 331245549985 and 331245550012.

It is not a weakly prime, because it can be changed into another prime (331245550049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 165622775021 + 165622775022.

It is an arithmetic number, because the mean of its divisors is an integer number (165622775022).

Almost surely, 2^331245550043 is an apocalyptic number.

331245550043 is a deficient number, since it is larger than the sum of its proper divisors (1).

331245550043 is an equidigital number, since it uses as much as digits as its factorization.

331245550043 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 108000, while the sum is 35.

The spelling of 331245550043 in words is "three hundred thirty-one billion, two hundred forty-five million, five hundred fifty thousand, forty-three".