2167242172127 has 2 divisors, whose sum is σ = 2167242172128. Its totient is φ = 2167242172126.

The previous prime is 2167242172037. The next prime is 2167242172153. The reversal of 2167242172127 is 7212712427612.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2167242172127 - 2¹⁶ = 2167242106591 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2167242472127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1083621086063 + 1083621086064.

It is an arithmetic number, because the mean of its divisors is an integer number (1083621086064).

Almost surely, 2^{2167242172127} is an apocalyptic number.

2167242172127 is a deficient number, since it is larger than the sum of its proper divisors (1).

2167242172127 is an equidigital number, since it uses as much as digits as its factorization.

2167242172127 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 263424, while the sum is 44.

Adding to 2167242172127 its reverse (7212712427612), we get a palindrome (9379954599739).

The spelling of 2167242172127 in words is "two trillion, one hundred sixty-seven billion, two hundred forty-two million, one hundred seventy-two thousand, one hundred twenty-seven".