12206612221007 has 2 divisors, whose sum is σ = 12206612221008. Its totient is φ = 12206612221006.

The previous prime is 12206612220961. The next prime is 12206612221031. The reversal of 12206612221007 is 70012221660221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 12206612221007 - 2¹⁶ = 12206612155471 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12206612221607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6103306110503 + 6103306110504.

It is an arithmetic number, because the mean of its divisors is an integer number (6103306110504).

Almost surely, 2^{12206612221007} is an apocalyptic number.

12206612221007 is a deficient number, since it is larger than the sum of its proper divisors (1).

12206612221007 is an equidigital number, since it uses as much as digits as its factorization.

12206612221007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8064, while the sum is 32.

Adding to 12206612221007 its reverse (70012221660221), we get a palindrome (82218833881228).

The spelling of 12206612221007 in words is "twelve trillion, two hundred six billion, six hundred twelve million, two hundred twenty-one thousand, seven".