220962233 has 2 divisors, whose sum is σ = 220962234. Its totient is φ = 220962232.

The previous prime is 220962227. The next prime is 220962241. The reversal of 220962233 is 332269022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 112635769 + 108326464 = 10613^2 + 10408^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220962233 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 220962196 and 220962205.

It is not a weakly prime, because it can be changed into another prime (220962263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110481116 + 110481117.

It is an arithmetic number, because the mean of its divisors is an integer number (110481117).

Almost surely, 2^220962233 is an apocalyptic number.

It is an amenable number.

220962233 is a deficient number, since it is larger than the sum of its proper divisors (1).

220962233 is an equidigital number, since it uses as much as digits as its factorization.

220962233 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 220962233 is about 14864.7984513750. The cubic root of 220962233 is about 604.5599176465.

The spelling of 220962233 in words is "two hundred twenty million, nine hundred sixty-two thousand, two hundred thirty-three".