1200212211167 has 2 divisors, whose sum is σ = 1200212211168. Its totient is φ = 1200212211166.

The previous prime is 1200212211157. The next prime is 1200212211229. The reversal of 1200212211167 is 7611122120021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1200212211167 - 2⁶ = 1200212211103 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1200212211157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600106105583 + 600106105584.

It is an arithmetic number, because the mean of its divisors is an integer number (600106105584).

Almost surely, 2^{1200212211167} is an apocalyptic number.

1200212211167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200212211167 is an equidigital number, since it uses as much as digits as its factorization.

1200212211167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672, while the sum is 26.

Adding to 1200212211167 its reverse (7611122120021), we get a palindrome (8811334331188).

The spelling of 1200212211167 in words is "one trillion, two hundred billion, two hundred twelve million, two hundred eleven thousand, one hundred sixty-seven".