42031032402323 has 2 divisors, whose sum is σ = 42031032402324. Its totient is φ = 42031032402322.

The previous prime is 42031032402301. The next prime is 42031032402431. The reversal of 42031032402323 is 32320423013024.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 42031032402323 - 2²⁰ = 42031031353747 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (42031032402523) 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, 21015516201161 + 21015516201162.

It is an arithmetic number, because the mean of its divisors is an integer number (21015516201162).

Almost surely, 2^{42031032402323} is an apocalyptic number.

42031032402323 is a deficient number, since it is larger than the sum of its proper divisors (1).

42031032402323 is an equidigital number, since it uses as much as digits as its factorization.

42031032402323 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 29.

Adding to 42031032402323 its reverse (32320423013024), we get a palindrome (74351455415347).

The spelling of 42031032402323 in words is "forty-two trillion, thirty-one billion, thirty-two million, four hundred two thousand, three hundred twenty-three".