220220730293 has 2 divisors, whose sum is σ = 220220730294. Its totient is φ = 220220730292.

The previous prime is 220220730281. The next prime is 220220730343. The reversal of 220220730293 is 392037022022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132713032804 + 87507697489 = 364298^2 + 295817^2 .

It is a cyclic number.

It is not a de Polignac number, because 220220730293 - 2⁴ = 220220730277 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220220750293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110365146 + 110110365147.

It is an arithmetic number, because the mean of its divisors is an integer number (110110365147).

Almost surely, 2^220220730293 is an apocalyptic number.

It is an amenable number.

220220730293 is a deficient number, since it is larger than the sum of its proper divisors (1).

220220730293 is an equidigital number, since it uses as much as digits as its factorization.

220220730293 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18144, while the sum is 32.

The spelling of 220220730293 in words is "two hundred twenty billion, two hundred twenty million, seven hundred thirty thousand, two hundred ninety-three".