122135332511 has 2 divisors, whose sum is σ = 122135332512. Its totient is φ = 122135332510.

The previous prime is 122135332439. The next prime is 122135332567. The reversal of 122135332511 is 115233531221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122135332511 - 2³⁰ = 121061590687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122135332211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61067666255 + 61067666256.

It is an arithmetic number, because the mean of its divisors is an integer number (61067666256).

Almost surely, 2^122135332511 is an apocalyptic number.

122135332511 is a deficient number, since it is larger than the sum of its proper divisors (1).

122135332511 is an equidigital number, since it uses as much as digits as its factorization.

122135332511 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 5400, while the sum is 29.

Adding to 122135332511 its reverse (115233531221), we get a palindrome (237368863732).

The spelling of 122135332511 in words is "one hundred twenty-two billion, one hundred thirty-five million, three hundred thirty-two thousand, five hundred eleven".