42320441003 has 2 divisors, whose sum is σ = 42320441004. Its totient is φ = 42320441002.

The previous prime is 42320440961. The next prime is 42320441021. The reversal of 42320441003 is 30014402324.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42320441003 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42320441003.

It is not a weakly prime, because it can be changed into another prime (42320440003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21160220501 + 21160220502.

It is an arithmetic number, because the mean of its divisors is an integer number (21160220502).

Almost surely, 2^42320441003 is an apocalyptic number.

42320441003 is a deficient number, since it is larger than the sum of its proper divisors (1).

42320441003 is an equidigital number, since it uses as much as digits as its factorization.

42320441003 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 42320441003 its reverse (30014402324), we get a palindrome (72334843327).

The spelling of 42320441003 in words is "forty-two billion, three hundred twenty million, four hundred forty-one thousand, three".