22017571042 has 8 divisors (see below), whose sum is σ = 33236715996. Its totient is φ = 10938665712.

The previous prime is 22017571039. The next prime is 22017571087. The reversal of 22017571042 is 24017571022.

It can be written as a sum of positive squares in 2 ways, for example, as 20963854521 + 1053716521 = 144789^2 + 32461^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 22017570995 and 22017571013.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35059513 + ... + 35060140.

Almost surely, 2^22017571042 is an apocalyptic number.

22017571042 is a deficient number, since it is larger than the sum of its proper divisors (11219144954).

22017571042 is a wasteful number, since it uses less digits than its factorization.

22017571042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70119812.

The product of its (nonzero) digits is 7840, while the sum is 31.

The spelling of 22017571042 in words is "twenty-two billion, seventeen million, five hundred seventy-one thousand, forty-two".