220969339 has 2 divisors, whose sum is σ = 220969340. Its totient is φ = 220969338.

The previous prime is 220969313. The next prime is 220969363. The reversal of 220969339 is 933969022.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220969339 - 2¹¹ = 220967291 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 220969295 and 220969304.

It is not a weakly prime, because it can be changed into another prime (220969369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110484669 + 110484670.

It is an arithmetic number, because the mean of its divisors is an integer number (110484670).

Almost surely, 2^220969339 is an apocalyptic number.

220969339 is a deficient number, since it is larger than the sum of its proper divisors (1).

220969339 is an equidigital number, since it uses as much as digits as its factorization.

220969339 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 157464, while the sum is 43.

The square root of 220969339 is about 14865.0374705212. The cubic root of 220969339 is about 604.5663983267.

The spelling of 220969339 in words is "two hundred twenty million, nine hundred sixty-nine thousand, three hundred thirty-nine".