201622233 has 16 divisors (see below), whose sum is σ = 278433792. Its totient is φ = 129642000.

The previous prime is 201622219. The next prime is 201622241. The reversal of 201622233 is 332226102.

It is not a de Polignac number, because 201622233 - 2¹⁰ = 201621209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (201622033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25438 + ... + 32408.

It is an arithmetic number, because the mean of its divisors is an integer number (17402112).

Almost surely, 2^201622233 is an apocalyptic number.

It is an amenable number.

201622233 is a deficient number, since it is larger than the sum of its proper divisors (76811559).

201622233 is a wasteful number, since it uses less digits than its factorization.

201622233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7316.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 201622233 is about 14199.3743876271. The cubic root of 201622233 is about 586.3804378467.

Adding to 201622233 its reverse (332226102), we get a palindrome (533848335).

The spelling of 201622233 in words is "two hundred one million, six hundred twenty-two thousand, two hundred thirty-three".