201011193 has 8 divisors (see below), whose sum is σ = 297794400. Its totient is φ = 134007444.

The previous prime is 201011159. The next prime is 201011207. The reversal of 201011193 is 391110102.

It is not a de Polignac number, because 201011193 - 2²¹ = 198914041 is a prime.

It is a super-2 number, since 2×201011193² = 80810999422566498, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (201011113) 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, 3722403 + ... + 3722456.

It is an arithmetic number, because the mean of its divisors is an integer number (37224300).

Almost surely, 2^201011193 is an apocalyptic number.

It is an amenable number.

201011193 is a deficient number, since it is larger than the sum of its proper divisors (96783207).

201011193 is an equidigital number, since it uses as much as digits as its factorization.

201011193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7444868 (or 7444862 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 18.

The square root of 201011193 is about 14177.8416199364. The cubic root of 201011193 is about 585.7874733592.

Adding to 201011193 its reverse (391110102), we get a palindrome (592121295).

It can be divided in two parts, 2010 and 11193, that added together give a triangular number (13203 = T₁₆₂).

The spelling of 201011193 in words is "two hundred one million, eleven thousand, one hundred ninety-three".