12062716121 has 2 divisors, whose sum is σ = 12062716122. Its totient is φ = 12062716120.

The previous prime is 12062716109. The next prime is 12062716123. The reversal of 12062716121 is 12161726021.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 12004270096 + 58446025 = 109564^2 + 7645^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12062716121 is a prime.

Together with 12062716123, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (12062716123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6031358060 + 6031358061.

It is an arithmetic number, because the mean of its divisors is an integer number (6031358061).

Almost surely, 2^12062716121 is an apocalyptic number.

It is an amenable number.

12062716121 is a deficient number, since it is larger than the sum of its proper divisors (1).

12062716121 is an equidigital number, since it uses as much as digits as its factorization.

12062716121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 29.

The spelling of 12062716121 in words is "twelve billion, sixty-two million, seven hundred sixteen thousand, one hundred twenty-one".