201011169 has 8 divisors (see below), whose sum is σ = 268106400. Its totient is φ = 133961696.

The previous prime is 201011159. The next prime is 201011207. The reversal of 201011169 is 961110102.

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 201011169 - 2⁵ = 201011137 is a prime.

It is a super-2 number, since 2×201011169² = 80810980125493122, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201011159) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 634 + ... + 20060.

It is an arithmetic number, because the mean of its divisors is an integer number (33513300).

Almost surely, 2^201011169 is an apocalyptic number.

It is an amenable number.

201011169 is a deficient number, since it is larger than the sum of its proper divisors (67095231).

201011169 is a wasteful number, since it uses less digits than its factorization.

201011169 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22879.

The product of its (nonzero) digits is 108, while the sum is 21.

The square root of 201011169 is about 14177.8407735452. The cubic root of 201011169 is about 585.7874500456.

The spelling of 201011169 in words is "two hundred one million, eleven thousand, one hundred sixty-nine".