423404134320103 has 16 divisors (see below), whose sum is σ = 430425309996000. Its totient is φ = 416451250599552.

The previous prime is 423404134320053. The next prime is 423404134320151. The reversal of 423404134320103 is 301023431404324.

It is a cyclic number.

It is not a de Polignac number, because 423404134320103 - 2⁹ = 423404134319591 is a prime.

It is a super-2 number, since 2×423404134320103² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423404134324103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17943613 + ... + 34187446.

It is an arithmetic number, because the mean of its divisors is an integer number (26901581874750).

Almost surely, 2^{423404134320103} is an apocalyptic number.

423404134320103 is a deficient number, since it is larger than the sum of its proper divisors (7021175675897).

423404134320103 is a wasteful number, since it uses less digits than its factorization.

423404134320103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52131714.

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 423404134320103 its reverse (301023431404324), we get a palindrome (724427565724427).

The spelling of 423404134320103 in words is "four hundred twenty-three trillion, four hundred four billion, one hundred thirty-four million, three hundred twenty thousand, one hundred three".