23420210342 has 4 divisors (see below), whose sum is σ = 35130315516. Its totient is φ = 11710105170.

The previous prime is 23420210339. The next prime is 23420210353. The reversal of 23420210342 is 24301202432.

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 polite number, since it can be written as a sum of consecutive naturals, namely, 5855052584 + ... + 5855052587.

It is an arithmetic number, because the mean of its divisors is an integer number (8782578879).

Almost surely, 2^23420210342 is an apocalyptic number.

23420210342 is a deficient number, since it is larger than the sum of its proper divisors (11710105174).

23420210342 is a wasteful number, since it uses less digits than its factorization.

23420210342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11710105173.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 23420210342 its reverse (24301202432), we get a palindrome (47721412774).

The spelling of 23420210342 in words is "twenty-three billion, four hundred twenty million, two hundred ten thousand, three hundred forty-two".