220970273 has 2 divisors, whose sum is σ = 220970274. Its totient is φ = 220970272.

The previous prime is 220970231. The next prime is 220970291. The reversal of 220970273 is 372079022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 220908769 + 61504 = 14863^2 + 248^2 .

It is a cyclic number.

It is not a de Polignac number, because 220970273 - 2⁸ = 220970017 is a prime.

It is not a weakly prime, because it can be changed into another prime (220970203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110485136 + 110485137.

It is an arithmetic number, because the mean of its divisors is an integer number (110485137).

Almost surely, 2^220970273 is an apocalyptic number.

It is an amenable number.

220970273 is a deficient number, since it is larger than the sum of its proper divisors (1).

220970273 is an equidigital number, since it uses as much as digits as its factorization.

220970273 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10584, while the sum is 32.

The square root of 220970273 is about 14865.0688864869. The cubic root of 220970273 is about 604.5672501255.

The spelling of 220970273 in words is "two hundred twenty million, nine hundred seventy thousand, two hundred seventy-three".