122200313023213 has 4 divisors (see below), whose sum is σ = 122204616940348. Its totient is φ = 122196009106080.

The previous prime is 122200313023181. The next prime is 122200313023277. The reversal of 122200313023213 is 312320313002221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 76821052916644 + 45379260106569 = 8764762^2 + 6736413^2 .

It is a cyclic number.

It is not a de Polignac number, because 122200313023213 - 2⁵ = 122200313023181 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122200313029213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2151915978 + ... + 2151972763.

It is an arithmetic number, because the mean of its divisors is an integer number (30551154235087).

Almost surely, 2^{122200313023213} is an apocalyptic number.

It is an amenable number.

122200313023213 is a deficient number, since it is larger than the sum of its proper divisors (4303917135).

122200313023213 is an equidigital number, since it uses as much as digits as its factorization.

122200313023213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4303917134.

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 122200313023213 its reverse (312320313002221), we get a palindrome (434520626025434).

The spelling of 122200313023213 in words is "one hundred twenty-two trillion, two hundred billion, three hundred thirteen million, twenty-three thousand, two hundred thirteen".