20130111167 has 2 divisors, whose sum is σ = 20130111168. Its totient is φ = 20130111166.

The previous prime is 20130111091. The next prime is 20130111181. The reversal of 20130111167 is 76111103102.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 20130111167 - 2¹² = 20130107071 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20130111467) 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, 10065055583 + 10065055584.

It is an arithmetic number, because the mean of its divisors is an integer number (10065055584).

Almost surely, 2^20130111167 is an apocalyptic number.

20130111167 is a deficient number, since it is larger than the sum of its proper divisors (1).

20130111167 is an equidigital number, since it uses as much as digits as its factorization.

20130111167 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252, while the sum is 23.

Adding to 20130111167 its reverse (76111103102), we get a palindrome (96241214269).

The spelling of 20130111167 in words is "twenty billion, one hundred thirty million, one hundred eleven thousand, one hundred sixty-seven".