121122303317 has 2 divisors, whose sum is σ = 121122303318. Its totient is φ = 121122303316.

The previous prime is 121122303287. The next prime is 121122303329. The reversal of 121122303317 is 713303221121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105189300241 + 15933003076 = 324329^2 + 126226^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-121122303317 is a prime.

It is a super-2 number, since 2×121122303317² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121122303377) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60561151658 + 60561151659.

It is an arithmetic number, because the mean of its divisors is an integer number (60561151659).

Almost surely, 2^121122303317 is an apocalyptic number.

It is an amenable number.

121122303317 is a deficient number, since it is larger than the sum of its proper divisors (1).

121122303317 is an equidigital number, since it uses as much as digits as its factorization.

121122303317 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1512, while the sum is 26.

Adding to 121122303317 its reverse (713303221121), we get a palindrome (834425524438).

The spelling of 121122303317 in words is "one hundred twenty-one billion, one hundred twenty-two million, three hundred three thousand, three hundred seventeen".