22020955871 has 8 divisors (see below), whose sum is σ = 22109147424. Its totient is φ = 21932834560.

The previous prime is 22020955867. The next prime is 22020955909. The reversal of 22020955871 is 17855902022.

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 22020955871 - 2² = 22020955867 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 (22020955171) 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, 662966 + ... + 695388.

It is an arithmetic number, because the mean of its divisors is an integer number (2763643428).

Almost surely, 2^22020955871 is an apocalyptic number.

22020955871 is a deficient number, since it is larger than the sum of its proper divisors (88191553).

22020955871 is a wasteful number, since it uses less digits than its factorization.

22020955871 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35121.

The product of its (nonzero) digits is 100800, while the sum is 41.

The spelling of 22020955871 in words is "twenty-two billion, twenty million, nine hundred fifty-five thousand, eight hundred seventy-one".