122123011313 has 4 divisors (see below), whose sum is σ = 122126581248. Its totient is φ = 122119441380.

The previous prime is 122123011277. The next prime is 122123011327. The reversal of 122123011313 is 313110321221.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 122123011313 - 2³⁶ = 53403534577 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (122123011343) 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 in 3 ways as a sum of consecutive naturals, for example, 1733153 + ... + 1802238.

It is an arithmetic number, because the mean of its divisors is an integer number (30531645312).

Almost surely, 2^122123011313 is an apocalyptic number.

It is an amenable number.

122123011313 is a deficient number, since it is larger than the sum of its proper divisors (3569935).

122123011313 is an equidigital number, since it uses as much as digits as its factorization.

122123011313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3569934.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 122123011313 its reverse (313110321221), we get a palindrome (435233332534).

The spelling of 122123011313 in words is "one hundred twenty-two billion, one hundred twenty-three million, eleven thousand, three hundred thirteen".