122311010011 has 4 divisors (see below), whose sum is σ = 122517268632. Its totient is φ = 122104751392.

The previous prime is 122311009967. The next prime is 122311010051. The reversal of 122311010011 is 110010113221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110010113221 = 19 ⋅5790005959.

It is a cyclic number.

It is not a de Polignac number, because 122311010011 - 2²⁹ = 121774139099 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122311009973 and 122311010000.

It is not an unprimeable number, because it can be changed into a prime (122311010051) 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 in 3 ways as a sum of consecutive naturals, for example, 103128421 + ... + 103129606.

It is an arithmetic number, because the mean of its divisors is an integer number (30629317158).

Almost surely, 2^122311010011 is an apocalyptic number.

122311010011 is a deficient number, since it is larger than the sum of its proper divisors (206258621).

122311010011 is an equidigital number, since it uses as much as digits as its factorization.

122311010011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206258620.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 122311010011 its reverse (110010113221), we get a palindrome (232321123232).

The spelling of 122311010011 in words is "one hundred twenty-two billion, three hundred eleven million, ten thousand, eleven".