12001211209007 has 2 divisors, whose sum is σ = 12001211209008. Its totient is φ = 12001211209006.

The previous prime is 12001211208997. The next prime is 12001211209037. The reversal of 12001211209007 is 70090211210021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 12001211209007 - 2⁴ = 12001211208991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12001211209037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6000605604503 + 6000605604504.

It is an arithmetic number, because the mean of its divisors is an integer number (6000605604504).

Almost surely, 2^{12001211209007} is an apocalyptic number.

12001211209007 is a deficient number, since it is larger than the sum of its proper divisors (1).

12001211209007 is an equidigital number, since it uses as much as digits as its factorization.

12001211209007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 26.

Adding to 12001211209007 its reverse (70090211210021), we get a palindrome (82091422419028).

The spelling of 12001211209007 in words is "twelve trillion, one billion, two hundred eleven million, two hundred nine thousand, seven".