123020167 has 2 divisors, whose sum is σ = 123020168. Its totient is φ = 123020166.

The previous prime is 123020113. The next prime is 123020171. The reversal of 123020167 is 761020321.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-123020167 is a prime.

It is a super-2 number, since 2×123020167² = 30267922977415778, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (123021167) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61510083 + 61510084.

It is an arithmetic number, because the mean of its divisors is an integer number (61510084).

Almost surely, 2^123020167 is an apocalyptic number.

123020167 is a deficient number, since it is larger than the sum of its proper divisors (1).

123020167 is an equidigital number, since it uses as much as digits as its factorization.

123020167 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The square root of 123020167 is about 11091.4456677207. The cubic root of 123020167 is about 497.3461618739.

Adding to 123020167 its reverse (761020321), we get a palindrome (884040488).

The spelling of 123020167 in words is "one hundred twenty-three million, twenty thousand, one hundred sixty-seven".