23321003111143 has 2 divisors, whose sum is σ = 23321003111144. Its totient is φ = 23321003111142.

The previous prime is 23321003111141. The next prime is 23321003111249. The reversal of 23321003111143 is 34111130012332.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23321003111143 - 2¹ = 23321003111141 is a prime.

It is a super-2 number, since 2×23321003111143² (a number of 28 digits) contains 22 as substring.

Together with 23321003111141, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23321003111141) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11660501555571 + 11660501555572.

It is an arithmetic number, because the mean of its divisors is an integer number (11660501555572).

Almost surely, 2^{23321003111143} is an apocalyptic number.

23321003111143 is a deficient number, since it is larger than the sum of its proper divisors (1).

23321003111143 is an equidigital number, since it uses as much as digits as its factorization.

23321003111143 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 25.

Adding to 23321003111143 its reverse (34111130012332), we get a palindrome (57432133123475).

The spelling of 23321003111143 in words is "twenty-three trillion, three hundred twenty-one billion, three million, one hundred eleven thousand, one hundred forty-three".