23051122543 has 2 divisors, whose sum is σ = 23051122544. Its totient is φ = 23051122542.

The previous prime is 23051122483. The next prime is 23051122571. The reversal of 23051122543 is 34522115032.

It is an a-pointer prime, because the next prime (23051122571) can be obtained adding 23051122543 to its sum of digits (28).

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23051122543 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23051126543) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11525561271 + 11525561272.

It is an arithmetic number, because the mean of its divisors is an integer number (11525561272).

Almost surely, 2^23051122543 is an apocalyptic number.

23051122543 is a deficient number, since it is larger than the sum of its proper divisors (1).

23051122543 is an equidigital number, since it uses as much as digits as its factorization.

23051122543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 23051122543 its reverse (34522115032), we get a palindrome (57573237575).

The spelling of 23051122543 in words is "twenty-three billion, fifty-one million, one hundred twenty-two thousand, five hundred forty-three".