220101233 has 8 divisors (see below), whose sum is σ = 240223296. Its totient is φ = 199998000.

The previous prime is 220101229. The next prime is 220101293. The reversal of 220101233 is 332101022.

It is a happy number.

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 220101233 - 2² = 220101229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220101293) 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, 32708 + ... + 38858.

It is an arithmetic number, because the mean of its divisors is an integer number (30027912).

Almost surely, 2^220101233 is an apocalyptic number.

It is an amenable number.

220101233 is a deficient number, since it is larger than the sum of its proper divisors (20122063).

220101233 is a wasteful number, since it uses less digits than its factorization.

220101233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9415.

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 220101233 is about 14835.8091454427. The cubic root of 220101233 is about 603.7736540963.

Adding to 220101233 its reverse (332101022), we get a palindrome (552202255).

The spelling of 220101233 in words is "two hundred twenty million, one hundred one thousand, two hundred thirty-three".