220986341 has 2 divisors, whose sum is σ = 220986342. Its totient is φ = 220986340.

The previous prime is 220986319. The next prime is 220986361. The reversal of 220986341 is 143689022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 218596225 + 2390116 = 14785^2 + 1546^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220986341 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220986361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110493170 + 110493171.

It is an arithmetic number, because the mean of its divisors is an integer number (110493171).

Almost surely, 2^220986341 is an apocalyptic number.

It is an amenable number.

220986341 is a deficient number, since it is larger than the sum of its proper divisors (1).

220986341 is an equidigital number, since it uses as much as digits as its factorization.

220986341 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 220986341 is about 14865.6093383352. The cubic root of 220986341 is about 604.5819036065.

It can be divided in two parts, 220986 and 341, that multiplied together give a triangular number (75356226 = T₁₂₂₇₆).

The spelling of 220986341 in words is "two hundred twenty million, nine hundred eighty-six thousand, three hundred forty-one".