202071162171 has 8 divisors (see below), whose sum is σ = 275999636304. Its totient is φ = 131428398080.

The previous prime is 202071162143. The next prime is 202071162193. The reversal of 202071162171 is 171261170202.

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 202071162171 - 2¹⁹ = 202070637883 is a prime.

It is a super-2 number, since 2×202071162171² (a number of 23 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (202071162871) 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, 821427366 + ... + 821427611.

It is an arithmetic number, because the mean of its divisors is an integer number (34499954538).

Almost surely, 2^202071162171 is an apocalyptic number.

202071162171 is a deficient number, since it is larger than the sum of its proper divisors (73928474133).

202071162171 is a wasteful number, since it uses less digits than its factorization.

202071162171 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1642855021.

The product of its (nonzero) digits is 2352, while the sum is 30.

The spelling of 202071162171 in words is "two hundred two billion, seventy-one million, one hundred sixty-two thousand, one hundred seventy-one".