220422253 has 2 divisors, whose sum is σ = 220422254. Its totient is φ = 220422252.

The previous prime is 220422233. The next prime is 220422277. The reversal of 220422253 is 352224022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 132756484 + 87665769 = 11522^2 + 9363^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220422253 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220422203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110211126 + 110211127.

It is an arithmetic number, because the mean of its divisors is an integer number (110211127).

Almost surely, 2^220422253 is an apocalyptic number.

It is an amenable number.

220422253 is a deficient number, since it is larger than the sum of its proper divisors (1).

220422253 is an equidigital number, since it uses as much as digits as its factorization.

220422253 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 220422253 is about 14846.6242964520. The cubic root of 220422253 is about 604.0670482781.

Adding to 220422253 its reverse (352224022), we get a palindrome (572646275).

The spelling of 220422253 in words is "two hundred twenty million, four hundred twenty-two thousand, two hundred fifty-three".