23240208899 has 2 divisors, whose sum is σ = 23240208900. Its totient is φ = 23240208898.

The previous prime is 23240208847. The next prime is 23240208913. The reversal of 23240208899 is 99880204232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23240208899 - 2¹² = 23240204803 is a prime.

It is not a weakly prime, because it can be changed into another prime (23240208499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11620104449 + 11620104450.

It is an arithmetic number, because the mean of its divisors is an integer number (11620104450).

Almost surely, 2^23240208899 is an apocalyptic number.

23240208899 is a deficient number, since it is larger than the sum of its proper divisors (1).

23240208899 is an equidigital number, since it uses as much as digits as its factorization.

23240208899 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 497664, while the sum is 47.

The spelling of 23240208899 in words is "twenty-three billion, two hundred forty million, two hundred eight thousand, eight hundred ninety-nine".