424020330403 has 2 divisors, whose sum is σ = 424020330404. Its totient is φ = 424020330402.

The previous prime is 424020330353. The next prime is 424020330413. The reversal of 424020330403 is 304033020424.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 424020330403 - 2²¹ = 424018233251 is a prime.

It is a super-2 number, since 2×424020330403² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (424020330413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212010165201 + 212010165202.

It is an arithmetic number, because the mean of its divisors is an integer number (212010165202).

Almost surely, 2^424020330403 is an apocalyptic number.

424020330403 is a deficient number, since it is larger than the sum of its proper divisors (1).

424020330403 is an equidigital number, since it uses as much as digits as its factorization.

424020330403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6912, while the sum is 25.

Adding to 424020330403 its reverse (304033020424), we get a palindrome (728053350827).

The spelling of 424020330403 in words is "four hundred twenty-four billion, twenty million, three hundred thirty thousand, four hundred three".