220034443 has 2 divisors, whose sum is σ = 220034444. Its totient is φ = 220034442.

The previous prime is 220034407. The next prime is 220034453. The reversal of 220034443 is 344430022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220034443 - 2¹⁷ = 219903371 is a prime.

It is a super-2 number, since 2×220034443² = 96830312212640498, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220034453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110017221 + 110017222.

It is an arithmetic number, because the mean of its divisors is an integer number (110017222).

Almost surely, 2^220034443 is an apocalyptic number.

220034443 is a deficient number, since it is larger than the sum of its proper divisors (1).

220034443 is an equidigital number, since it uses as much as digits as its factorization.

220034443 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 220034443 is about 14833.5580020439. The cubic root of 220034443 is about 603.7125759559.

Adding to 220034443 its reverse (344430022), we get a palindrome (564464465).

The spelling of 220034443 in words is "two hundred twenty million, thirty-four thousand, four hundred forty-three".