423430423100 has 36 divisors (see below), whose sum is σ = 924155292984. Its totient is φ = 168393132480.

The previous prime is 423430423061. The next prime is 423430423111. The reversal of 423430423100 is 1324034324.

It is a super-2 number, since 2×423430423100² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 423430423100.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12220574 + ... + 12255173.

Almost surely, 2^423430423100 is an apocalyptic number.

It is an amenable number.

423430423100 is an abundant number, since it is smaller than the sum of its proper divisors (500724869884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

423430423100 is a wasteful number, since it uses less digits than its factorization.

423430423100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24475934 (or 24475927 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 423430423100 its reverse (1324034324), we get a palindrome (424754457424).

The spelling of 423430423100 in words is "four hundred twenty-three billion, four hundred thirty million, four hundred twenty-three thousand, one hundred".