3231431103073 has 2 divisors, whose sum is σ = 3231431103074. Its totient is φ = 3231431103072.

The previous prime is 3231431103013. The next prime is 3231431103101. The reversal of 3231431103073 is 3703011341323.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3101797260864 + 129633842209 = 1761192^2 + 360047^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3231431103073 is a prime.

It is not a weakly prime, because it can be changed into another prime (3231431103013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1615715551536 + 1615715551537.

It is an arithmetic number, because the mean of its divisors is an integer number (1615715551537).

Almost surely, 2^{3231431103073} is an apocalyptic number.

It is an amenable number.

3231431103073 is a deficient number, since it is larger than the sum of its proper divisors (1).

3231431103073 is an equidigital number, since it uses as much as digits as its factorization.

3231431103073 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13608, while the sum is 31.

Adding to 3231431103073 its reverse (3703011341323), we get a palindrome (6934442444396).

The spelling of 3231431103073 in words is "three trillion, two hundred thirty-one billion, four hundred thirty-one million, one hundred three thousand, seventy-three".