23213310143 has 2 divisors, whose sum is σ = 23213310144. Its totient is φ = 23213310142.

The previous prime is 23213310137. The next prime is 23213310193. The reversal of 23213310143 is 34101331232.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23213310143 - 2⁶ = 23213310079 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23213310193) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11606655071 + 11606655072.

It is an arithmetic number, because the mean of its divisors is an integer number (11606655072).

Almost surely, 2^23213310143 is an apocalyptic number.

23213310143 is a deficient number, since it is larger than the sum of its proper divisors (1).

23213310143 is an equidigital number, since it uses as much as digits as its factorization.

23213310143 is an evil number, because the sum of its binary digits is even.

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

Adding to 23213310143 its reverse (34101331232), we get a palindrome (57314641375).

The spelling of 23213310143 in words is "twenty-three billion, two hundred thirteen million, three hundred ten thousand, one hundred forty-three".