23420133206 has 4 divisors (see below), whose sum is σ = 35130199812. Its totient is φ = 11710066602.

The previous prime is 23420133199. The next prime is 23420133227. The reversal of 23420133206 is 60233102432.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5855033300 + ... + 5855033303.

It is an arithmetic number, because the mean of its divisors is an integer number (8782549953).

Almost surely, 2^23420133206 is an apocalyptic number.

23420133206 is a deficient number, since it is larger than the sum of its proper divisors (11710066606).

23420133206 is a wasteful number, since it uses less digits than its factorization.

23420133206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11710066605.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 23420133206 its reverse (60233102432), we get a palindrome (83653235638).

The spelling of 23420133206 in words is "twenty-three billion, four hundred twenty million, one hundred thirty-three thousand, two hundred six".