122102313332261 has 2 divisors, whose sum is σ = 122102313332262. Its totient is φ = 122102313332260.

The previous prime is 122102313332249. The next prime is 122102313332327. The reversal of 122102313332261 is 162233313201221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 89537600429761 + 32564712902500 = 9462431^2 + 5706550^2 .

It is a cyclic number.

It is not a de Polignac number, because 122102313332261 - 2⁴² = 117704266821157 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122102313337261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61051156666130 + 61051156666131.

It is an arithmetic number, because the mean of its divisors is an integer number (61051156666131).

Almost surely, 2^{122102313332261} is an apocalyptic number.

It is an amenable number.

122102313332261 is a deficient number, since it is larger than the sum of its proper divisors (1).

122102313332261 is an equidigital number, since it uses as much as digits as its factorization.

122102313332261 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15552, while the sum is 32.

Adding to 122102313332261 its reverse (162233313201221), we get a palindrome (284335626533482).

The spelling of 122102313332261 in words is "one hundred twenty-two trillion, one hundred two billion, three hundred thirteen million, three hundred thirty-two thousand, two hundred sixty-one".