122030143 has 2 divisors, whose sum is σ = 122030144. Its totient is φ = 122030142.

The previous prime is 122030099. The next prime is 122030149. The reversal of 122030143 is 341030221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122030143 - 2⁹ = 122029631 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122030149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61015071 + 61015072.

It is an arithmetic number, because the mean of its divisors is an integer number (61015072).

Almost surely, 2^122030143 is an apocalyptic number.

122030143 is a deficient number, since it is larger than the sum of its proper divisors (1).

122030143 is an equidigital number, since it uses as much as digits as its factorization.

122030143 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 122030143 is about 11046.7254424105. The cubic root of 122030143 is about 496.0084098795.

Adding to 122030143 its reverse (341030221), we get a palindrome (463060364).

The spelling of 122030143 in words is "one hundred twenty-two million, thirty thousand, one hundred forty-three".