1000012211207 has 2 divisors, whose sum is σ = 1000012211208. Its totient is φ = 1000012211206.

The previous prime is 1000012211167. The next prime is 1000012211221. The reversal of 1000012211207 is 7021122100001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1000012211207 - 2¹² = 1000012207111 is a prime.

It is a super-2 number, since 2×1000012211207² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1000012211507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500006105603 + 500006105604.

It is an arithmetic number, because the mean of its divisors is an integer number (500006105604).

Almost surely, 2^{1000012211207} is an apocalyptic number.

1000012211207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1000012211207 is an equidigital number, since it uses as much as digits as its factorization.

1000012211207 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 17.

Adding to 1000012211207 its reverse (7021122100001), we get a palindrome (8021134311208).

The spelling of 1000012211207 in words is "one trillion, twelve million, two hundred eleven thousand, two hundred seven".