201233411 has 4 divisors (see below), whose sum is σ = 202357800. Its totient is φ = 200109024.

The previous prime is 201233401. The next prime is 201233413. The reversal of 201233411 is 114332102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201233411 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 201233411.

It is not an unprimeable number, because it can be changed into a prime (201233413) 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, 561926 + ... + 562283.

It is an arithmetic number, because the mean of its divisors is an integer number (50589450).

Almost surely, 2^201233411 is an apocalyptic number.

201233411 is a deficient number, since it is larger than the sum of its proper divisors (1124389).

201233411 is a wasteful number, since it uses less digits than its factorization.

201233411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1124388.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 201233411 is about 14185.6762616380. The cubic root of 201233411 is about 586.0032566690.

Adding to 201233411 its reverse (114332102), we get a palindrome (315565513).

The spelling of 201233411 in words is "two hundred one million, two hundred thirty-three thousand, four hundred eleven".