1200220112167 has 2 divisors, whose sum is σ = 1200220112168. Its totient is φ = 1200220112166.

The previous prime is 1200220112131. The next prime is 1200220112249. The reversal of 1200220112167 is 7612110220021.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1200220112167 - 2²⁷ = 1200085894439 is a prime.

It is a super-2 number, since 2×1200220112167² (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 (1200220112107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 600110056083 + 600110056084.

It is an arithmetic number, because the mean of its divisors is an integer number (600110056084).

Almost surely, 2^{1200220112167} is an apocalyptic number.

1200220112167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1200220112167 is an equidigital number, since it uses as much as digits as its factorization.

1200220112167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 672, while the sum is 25.

Adding to 1200220112167 its reverse (7612110220021), we get a palindrome (8812330332188).

The spelling of 1200220112167 in words is "one trillion, two hundred billion, two hundred twenty million, one hundred twelve thousand, one hundred sixty-seven".