201041320033 has 4 divisors (see below), whose sum is σ = 211622442160. Its totient is φ = 190460197908.

The previous prime is 201041320021. The next prime is 201041320049. The reversal of 201041320033 is 330023140102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201041320033 is a prime.

It is a super-2 number, since 2×201041320033² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19), and also a Moran number because the ratio is a prime number: 10581122107 = 201041320033 / (2 + 0 + 1 + 0 + 4 + 1 + 3 + 2 + 0 + 0 + 3 + 3).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201041320003) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5290561035 + ... + 5290561072.

It is an arithmetic number, because the mean of its divisors is an integer number (52905610540).

Almost surely, 2^201041320033 is an apocalyptic number.

It is an amenable number.

201041320033 is a deficient number, since it is larger than the sum of its proper divisors (10581122127).

201041320033 is a wasteful number, since it uses less digits than its factorization.

201041320033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10581122126.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 201041320033 its reverse (330023140102), we get a palindrome (531064460135).

The spelling of 201041320033 in words is "two hundred one billion, forty-one million, three hundred twenty thousand, thirty-three".