11421120167 has 2 divisors, whose sum is σ = 11421120168. Its totient is φ = 11421120166.

The previous prime is 11421120127. The next prime is 11421120169. The reversal of 11421120167 is 76102112411.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 11421120167 - 2⁶ = 11421120103 is a prime.

Together with 11421120169, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11421120169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5710560083 + 5710560084.

It is an arithmetic number, because the mean of its divisors is an integer number (5710560084).

Almost surely, 2^11421120167 is an apocalyptic number.

11421120167 is a deficient number, since it is larger than the sum of its proper divisors (1).

11421120167 is an equidigital number, since it uses as much as digits as its factorization.

11421120167 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 26.

Adding to 11421120167 its reverse (76102112411), we get a palindrome (87523232578).

The spelling of 11421120167 in words is "eleven billion, four hundred twenty-one million, one hundred twenty thousand, one hundred sixty-seven".