12122110769969 has 2 divisors, whose sum is σ = 12122110769970. Its totient is φ = 12122110769968.

The previous prime is 12122110769957. The next prime is 12122110770001. The reversal of 12122110769969 is 96996701122121.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9620294755600 + 2501816014369 = 3101660^2 + 1581713^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12122110769969 is a prime.

It is a super-2 number, since 2×12122110769969² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (12122110769369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6061055384984 + 6061055384985.

It is an arithmetic number, because the mean of its divisors is an integer number (6061055384985).

Almost surely, 2^{12122110769969} is an apocalyptic number.

It is an amenable number.

12122110769969 is a deficient number, since it is larger than the sum of its proper divisors (1).

12122110769969 is an equidigital number, since it uses as much as digits as its factorization.

12122110769969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1469664, while the sum is 56.

The spelling of 12122110769969 in words is "twelve trillion, one hundred twenty-two billion, one hundred ten million, seven hundred sixty-nine thousand, nine hundred sixty-nine".