12220111010167 has 2 divisors, whose sum is σ = 12220111010168. Its totient is φ = 12220111010166.

The previous prime is 12220111010083. The next prime is 12220111010183. The reversal of 12220111010167 is 76101011102221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12220111010167 is a prime.

It is a super-2 number, since 2×12220111010167² (a number of 27 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (12220111010267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6110055505083 + 6110055505084.

It is an arithmetic number, because the mean of its divisors is an integer number (6110055505084).

Almost surely, 2^{12220111010167} is an apocalyptic number.

12220111010167 is a deficient number, since it is larger than the sum of its proper divisors (1).

12220111010167 is an equidigital number, since it uses as much as digits as its factorization.

12220111010167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 336, while the sum is 25.

Adding to 12220111010167 its reverse (76101011102221), we get a palindrome (88321122112388).

The spelling of 12220111010167 in words is "twelve trillion, two hundred twenty billion, one hundred eleven million, ten thousand, one hundred sixty-seven".