122000111143 has 2 divisors, whose sum is σ = 122000111144. Its totient is φ = 122000111142.

The previous prime is 122000111071. The next prime is 122000111161. The reversal of 122000111143 is 341111000221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122000111143 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122000115143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61000055571 + 61000055572.

It is an arithmetic number, because the mean of its divisors is an integer number (61000055572).

Almost surely, 2^122000111143 is an apocalyptic number.

122000111143 is a deficient number, since it is larger than the sum of its proper divisors (1).

122000111143 is an equidigital number, since it uses as much as digits as its factorization.

122000111143 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 122000111143 its reverse (341111000221), we get a palindrome (463111111364).

The spelling of 122000111143 in words is "one hundred twenty-two billion, one hundred eleven thousand, one hundred forty-three".