2220602244389 has 2 divisors, whose sum is σ = 2220602244390. Its totient is φ = 2220602244388.

The previous prime is 2220602244349. The next prime is 2220602244407. The reversal of 2220602244389 is 9834422060222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2140998136225 + 79604108164 = 1463215^2 + 282142^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220602244389 is a prime.

It is a super-3 number, since 3×2220602244389³ (a number of 38 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220602244349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110301122194 + 1110301122195.

It is an arithmetic number, because the mean of its divisors is an integer number (1110301122195).

Almost surely, 2^{2220602244389} is an apocalyptic number.

It is an amenable number.

2220602244389 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220602244389 is an equidigital number, since it uses as much as digits as its factorization.

2220602244389 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 663552, while the sum is 44.

The spelling of 2220602244389 in words is "two trillion, two hundred twenty billion, six hundred two million, two hundred forty-four thousand, three hundred eighty-nine".