122311113143 has 2 divisors, whose sum is σ = 122311113144. Its totient is φ = 122311113142.

The previous prime is 122311113073. The next prime is 122311113161. The reversal of 122311113143 is 341311113221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122311113143 - 2⁸ = 122311112887 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122311113343) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61155556571 + 61155556572.

It is an arithmetic number, because the mean of its divisors is an integer number (61155556572).

Almost surely, 2^122311113143 is an apocalyptic number.

122311113143 is a deficient number, since it is larger than the sum of its proper divisors (1).

122311113143 is an equidigital number, since it uses as much as digits as its factorization.

122311113143 is an evil number, because the sum of its binary digits is even.

The product of its digits is 432, while the sum is 23.

Adding to 122311113143 its reverse (341311113221), we get a palindrome (463622226364).

The spelling of 122311113143 in words is "one hundred twenty-two billion, three hundred eleven million, one hundred thirteen thousand, one hundred forty-three".