22005426171 has 16 divisors (see below), whose sum is σ = 31058184960. Its totient is φ = 13835004960.

The previous prime is 22005426119. The next prime is 22005426181. The reversal of 22005426171 is 17162450022.

It is not a de Polignac number, because 22005426171 - 2¹⁰ = 22005425147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22005426101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2937375 + ... + 2944856.

It is an arithmetic number, because the mean of its divisors is an integer number (1941136560).

Almost surely, 2^22005426171 is an apocalyptic number.

22005426171 is a deficient number, since it is larger than the sum of its proper divisors (9052758789).

22005426171 is a wasteful number, since it uses less digits than its factorization.

22005426171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5882306.

The product of its (nonzero) digits is 6720, while the sum is 30.

Adding to 22005426171 its reverse (17162450022), we get a palindrome (39167876193).

The spelling of 22005426171 in words is "twenty-two billion, five million, four hundred twenty-six thousand, one hundred seventy-one".