122212311032321 has 2 divisors, whose sum is σ = 122212311032322. Its totient is φ = 122212311032320.

The previous prime is 122212311032281. The next prime is 122212311032393. The reversal of 122212311032321 is 123230113212221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 106629270561025 + 15583040471296 = 10326145^2 + 3947536^2 .

It is a cyclic number.

It is not a de Polignac number, because 122212311032321 - 2⁴⁶ = 51843566854657 is a prime.

It is not a weakly prime, because it can be changed into another prime (122212311032221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61106155516160 + 61106155516161.

It is an arithmetic number, because the mean of its divisors is an integer number (61106155516161).

Almost surely, 2^{122212311032321} is an apocalyptic number.

It is an amenable number.

122212311032321 is a deficient number, since it is larger than the sum of its proper divisors (1).

122212311032321 is an equidigital number, since it uses as much as digits as its factorization.

122212311032321 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 122212311032321 its reverse (123230113212221), we get a palindrome (245442424244542).

The spelling of 122212311032321 in words is "one hundred twenty-two trillion, two hundred twelve billion, three hundred eleven million, thirty-two thousand, three hundred twenty-one".