12221111330009 has 2 divisors, whose sum is σ = 12221111330010. Its totient is φ = 12221111330008.

The previous prime is 12221111329981. The next prime is 12221111330069. The reversal of 12221111330009 is 90003311112221.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 11504117299984 + 716994030025 = 3391772^2 + 846755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12221111330009 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 12221111330009.

It is not a weakly prime, because it can be changed into another prime (12221111330069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110555665004 + 6110555665005.

It is an arithmetic number, because the mean of its divisors is an integer number (6110555665005).

Almost surely, 2^{12221111330009} is an apocalyptic number.

It is an amenable number.

12221111330009 is a deficient number, since it is larger than the sum of its proper divisors (1).

12221111330009 is an equidigital number, since it uses as much as digits as its factorization.

12221111330009 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 26.

The spelling of 12221111330009 in words is "twelve trillion, two hundred twenty-one billion, one hundred eleven million, three hundred thirty thousand, nine".