220034233 has 2 divisors, whose sum is σ = 220034234. Its totient is φ = 220034232.

The previous prime is 220034209. The next prime is 220034251. The reversal of 220034233 is 332430022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 205836409 + 14197824 = 14347^2 + 3768^2 .

It is a cyclic number.

It is not a de Polignac number, because 220034233 - 2²¹ = 217937081 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 220034233.

It is not a weakly prime, because it can be changed into another prime (220034203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110017116 + 110017117.

It is an arithmetic number, because the mean of its divisors is an integer number (110017117).

Almost surely, 2^220034233 is an apocalyptic number.

It is an amenable number.

220034233 is a deficient number, since it is larger than the sum of its proper divisors (1).

220034233 is an equidigital number, since it uses as much as digits as its factorization.

220034233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 220034233 is about 14833.5509234977. The cubic root of 220034233 is about 603.7123838955.

Adding to 220034233 its reverse (332430022), we get a palindrome (552464255).

The spelling of 220034233 in words is "two hundred twenty million, thirty-four thousand, two hundred thirty-three".