23320343111 has 16 divisors (see below), whose sum is σ = 25656892800. Its totient is φ = 21061617408.

The previous prime is 23320343099. The next prime is 23320343161. The reversal of 23320343111 is 11134302332.

It is a de Polignac number, because none of the positive numbers 2^k-23320343111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23320343161) 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, 3472625 + ... + 3479333.

It is an arithmetic number, because the mean of its divisors is an integer number (1603555800).

Almost surely, 2^23320343111 is an apocalyptic number.

23320343111 is a deficient number, since it is larger than the sum of its proper divisors (2336549689).

23320343111 is a wasteful number, since it uses less digits than its factorization.

23320343111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12458.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 23320343111 its reverse (11134302332), we get a palindrome (34454645443).

The spelling of 23320343111 in words is "twenty-three billion, three hundred twenty million, three hundred forty-three thousand, one hundred eleven".