122311120311203 has 2 divisors, whose sum is σ = 122311120311204. Its totient is φ = 122311120311202.

The previous prime is 122311120311173. The next prime is 122311120311229. The reversal of 122311120311203 is 302113021113221.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (302113021113221) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 122311120311203 - 2²² = 122311116116899 is a prime.

It is not a weakly prime, because it can be changed into another prime (122311120311403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61155560155601 + 61155560155602.

It is an arithmetic number, because the mean of its divisors is an integer number (61155560155602).

Almost surely, 2^{122311120311203} is an apocalyptic number.

122311120311203 is a deficient number, since it is larger than the sum of its proper divisors (1).

122311120311203 is an equidigital number, since it uses as much as digits as its factorization.

122311120311203 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 432, while the sum is 23.

Adding to 122311120311203 its reverse (302113021113221), we get a palindrome (424424141424424).

The spelling of 122311120311203 in words is "one hundred twenty-two trillion, three hundred eleven billion, one hundred twenty million, three hundred eleven thousand, two hundred three".