23240220313423 has 2 divisors, whose sum is σ = 23240220313424. Its totient is φ = 23240220313422.

The previous prime is 23240220313361. The next prime is 23240220313459. The reversal of 23240220313423 is 32431302204232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 23240220313423 - 2²⁵ = 23240186758991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23240220313823) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11620110156711 + 11620110156712.

It is an arithmetic number, because the mean of its divisors is an integer number (11620110156712).

Almost surely, 2^{23240220313423} is an apocalyptic number.

23240220313423 is a deficient number, since it is larger than the sum of its proper divisors (1).

23240220313423 is an equidigital number, since it uses as much as digits as its factorization.

23240220313423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 23240220313423 its reverse (32431302204232), we get a palindrome (55671522517655).

The spelling of 23240220313423 in words is "twenty-three trillion, two hundred forty billion, two hundred twenty million, three hundred thirteen thousand, four hundred twenty-three".