220020020243 has 2 divisors, whose sum is σ = 220020020244. Its totient is φ = 220020020242.

The previous prime is 220020020201. The next prime is 220020020263. The reversal of 220020020243 is 342020020022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220020020243 - 2³² = 215725052947 is a prime.

It is not a weakly prime, because it can be changed into another prime (220020020263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110010010121 + 110010010122.

It is an arithmetic number, because the mean of its divisors is an integer number (110010010122).

Almost surely, 2^220020020243 is an apocalyptic number.

220020020243 is a deficient number, since it is larger than the sum of its proper divisors (1).

220020020243 is an equidigital number, since it uses as much as digits as its factorization.

220020020243 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 384, while the sum is 17.

Adding to 220020020243 its reverse (342020020022), we get a palindrome (562040040265).

The spelling of 220020020243 in words is "two hundred twenty billion, twenty million, twenty thousand, two hundred forty-three".