23420330134 has 8 divisors (see below), whose sum is σ = 35136826920. Its totient is φ = 11708054496.

The previous prime is 23420330119. The next prime is 23420330137. The reversal of 23420330134 is 43103302432.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 23420330099 and 23420330108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23420330137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1041379 + ... + 1063630.

It is an arithmetic number, because the mean of its divisors is an integer number (4392103365).

Almost surely, 2^23420330134 is an apocalyptic number.

23420330134 is a deficient number, since it is larger than the sum of its proper divisors (11716496786).

23420330134 is a wasteful number, since it uses less digits than its factorization.

23420330134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2110574.

The product of its (nonzero) digits is 5184, while the sum is 25.

Adding to 23420330134 its reverse (43103302432), we get a palindrome (66523632566).

The spelling of 23420330134 in words is "twenty-three billion, four hundred twenty million, three hundred thirty thousand, one hundred thirty-four".