232121111143 has 2 divisors, whose sum is σ = 232121111144. Its totient is φ = 232121111142.

The previous prime is 232121111113. The next prime is 232121111161. The reversal of 232121111143 is 341111121232.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 232121111143 - 2²⁹ = 231584240231 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232121111113) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116060555571 + 116060555572.

It is an arithmetic number, because the mean of its divisors is an integer number (116060555572).

Almost surely, 2^232121111143 is an apocalyptic number.

232121111143 is a deficient number, since it is larger than the sum of its proper divisors (1).

232121111143 is an equidigital number, since it uses as much as digits as its factorization.

232121111143 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 288, while the sum is 22.

Adding to 232121111143 its reverse (341111121232), we get a palindrome (573232232375).

The spelling of 232121111143 in words is "two hundred thirty-two billion, one hundred twenty-one million, one hundred eleven thousand, one hundred forty-three".