23111342400343 has 4 divisors (see below), whose sum is σ = 23603073089760. Its totient is φ = 22619611710928.

The previous prime is 23111342400283. The next prime is 23111342400353. The reversal of 23111342400343 is 34300424311132.

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

It is a cyclic number.

It is not a de Polignac number, because 23111342400343 - 2¹⁷ = 23111342269271 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 (23111342400353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 245865344638 + ... + 245865344731.

It is an arithmetic number, because the mean of its divisors is an integer number (5900768272440).

Almost surely, 2^{23111342400343} is an apocalyptic number.

23111342400343 is a deficient number, since it is larger than the sum of its proper divisors (491730689417).

23111342400343 is an equidigital number, since it uses as much as digits as its factorization.

23111342400343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491730689416.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 23111342400343 its reverse (34300424311132), we get a palindrome (57411766711475).

The spelling of 23111342400343 in words is "twenty-three trillion, one hundred eleven billion, three hundred forty-two million, four hundred thousand, three hundred forty-three".