1012112111207 has 2 divisors, whose sum is σ = 1012112111208. Its totient is φ = 1012112111206.

The previous prime is 1012112111189. The next prime is 1012112111221. The reversal of 1012112111207 is 7021112112101.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (7021112112101) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1012112111207 - 2¹⁰ = 1012112110183 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012112111267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506056055603 + 506056055604.

It is an arithmetic number, because the mean of its divisors is an integer number (506056055604).

Almost surely, 2^{1012112111207} is an apocalyptic number.

1012112111207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012112111207 is an equidigital number, since it uses as much as digits as its factorization.

1012112111207 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 20.

Adding to 1012112111207 its reverse (7021112112101), we get a palindrome (8033224223308).

The spelling of 1012112111207 in words is "one trillion, twelve billion, one hundred twelve million, one hundred eleven thousand, two hundred seven".