122340234311 has 2 divisors, whose sum is σ = 122340234312. Its totient is φ = 122340234310.

The previous prime is 122340234293. The next prime is 122340234361. The reversal of 122340234311 is 113432043221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122340234311 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122340234361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61170117155 + 61170117156.

It is an arithmetic number, because the mean of its divisors is an integer number (61170117156).

Almost surely, 2^122340234311 is an apocalyptic number.

122340234311 is a deficient number, since it is larger than the sum of its proper divisors (1).

122340234311 is an equidigital number, since it uses as much as digits as its factorization.

122340234311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 122340234311 its reverse (113432043221), we get a palindrome (235772277532).

The spelling of 122340234311 in words is "one hundred twenty-two billion, three hundred forty million, two hundred thirty-four thousand, three hundred eleven".