122243351 has 2 divisors, whose sum is σ = 122243352. Its totient is φ = 122243350.

The previous prime is 122243347. The next prime is 122243353. The reversal of 122243351 is 153342221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122243351 - 2² = 122243347 is a prime.

Together with 122243353, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122243353) 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, 61121675 + 61121676.

It is an arithmetic number, because the mean of its divisors is an integer number (61121676).

Almost surely, 2^122243351 is an apocalyptic number.

122243351 is a deficient number, since it is larger than the sum of its proper divisors (1).

122243351 is an equidigital number, since it uses as much as digits as its factorization.

122243351 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1440, while the sum is 23.

The square root of 122243351 is about 11056.3715114860. The cubic root of 122243351 is about 496.2971129505.

Adding to 122243351 its reverse (153342221), we get a palindrome (275585572).

The spelling of 122243351 in words is "one hundred twenty-two million, two hundred forty-three thousand, three hundred fifty-one".