159122591101 has 8 divisors (see below), whose sum is σ = 159292774584. Its totient is φ = 158952499200.

The previous prime is 159122591083. The next prime is 159122591113. The reversal of 159122591101 is 101195221951.

It can be written as a sum of positive squares in 4 ways, for example, as 34633582201 + 124489008900 = 186101^2 + 352830^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 159122591101 - 2¹⁵ = 159122558333 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (159122591171) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3784671 + ... + 3826483.

It is an arithmetic number, because the mean of its divisors is an integer number (19911596823).

Almost surely, 2^159122591101 is an apocalyptic number.

It is an amenable number.

159122591101 is a deficient number, since it is larger than the sum of its proper divisors (170183483).

159122591101 is a wasteful number, since it uses less digits than its factorization.

159122591101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45791.

The product of its (nonzero) digits is 8100, while the sum is 37.

The spelling of 159122591101 in words is "one hundred fifty-nine billion, one hundred twenty-two million, five hundred ninety-one thousand, one hundred one".