420338161003 has 2 divisors, whose sum is σ = 420338161004. Its totient is φ = 420338161002.

The previous prime is 420338160989. The next prime is 420338161013. The reversal of 420338161003 is 300161833024.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 420338161003 - 2⁵ = 420338160971 is a prime.

It is not a weakly prime, because it can be changed into another prime (420338161013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 210169080501 + 210169080502.

It is an arithmetic number, because the mean of its divisors is an integer number (210169080502).

Almost surely, 2^420338161003 is an apocalyptic number.

420338161003 is a deficient number, since it is larger than the sum of its proper divisors (1).

420338161003 is an equidigital number, since it uses as much as digits as its factorization.

420338161003 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 31.

Adding to 420338161003 its reverse (300161833024), we get a palindrome (720499994027).

The spelling of 420338161003 in words is "four hundred twenty billion, three hundred thirty-eight million, one hundred sixty-one thousand, three".