122311223251303 has 2 divisors, whose sum is σ = 122311223251304. Its totient is φ = 122311223251302.

The previous prime is 122311223251271. The next prime is 122311223251339. The reversal of 122311223251303 is 303152322113221.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 122311223251303 - 2⁵ = 122311223251271 is a prime.

It is a super-2 number, since 2×122311223251303² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122311223251103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61155611625651 + 61155611625652.

It is an arithmetic number, because the mean of its divisors is an integer number (61155611625652).

Almost surely, 2^{122311223251303} is an apocalyptic number.

122311223251303 is a deficient number, since it is larger than the sum of its proper divisors (1).

122311223251303 is an equidigital number, since it uses as much as digits as its factorization.

122311223251303 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960, while the sum is 31.

Adding to 122311223251303 its reverse (303152322113221), we get a palindrome (425463545364524).

The spelling of 122311223251303 in words is "one hundred twenty-two trillion, three hundred eleven billion, two hundred twenty-three million, two hundred fifty-one thousand, three hundred three".