122110159 has 2 divisors, whose sum is σ = 122110160. Its totient is φ = 122110158.

The previous prime is 122110139. The next prime is 122110199. The reversal of 122110159 is 951011221.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122110159 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122110139) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61055079 + 61055080.

It is an arithmetic number, because the mean of its divisors is an integer number (61055080).

Almost surely, 2^122110159 is an apocalyptic number.

122110159 is a deficient number, since it is larger than the sum of its proper divisors (1).

122110159 is an equidigital number, since it uses as much as digits as its factorization.

122110159 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180, while the sum is 22.

The square root of 122110159 is about 11050.3465556515. The cubic root of 122110159 is about 496.1167982291.

The spelling of 122110159 in words is "one hundred twenty-two million, one hundred ten thousand, one hundred fifty-nine".