122342111 has 2 divisors, whose sum is σ = 122342112. Its totient is φ = 122342110.

The previous prime is 122342107. The next prime is 122342131. The reversal of 122342111 is 111243221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122342111 - 2² = 122342107 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122342111.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122342131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61171055 + 61171056.

It is an arithmetic number, because the mean of its divisors is an integer number (61171056).

Almost surely, 2^122342111 is an apocalyptic number.

122342111 is a deficient number, since it is larger than the sum of its proper divisors (1).

122342111 is an equidigital number, since it uses as much as digits as its factorization.

122342111 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 96, while the sum is 17.

The square root of 122342111 is about 11060.8368128275. The cubic root of 122342111 is about 496.4307292411.

Adding to 122342111 its reverse (111243221), we get a palindrome (233585332).

It can be divided in two parts, 1223 and 42111, that added together give a palindrome (43334).

The spelling of 122342111 in words is "one hundred twenty-two million, three hundred forty-two thousand, one hundred eleven".