220013440169 has 2 divisors, whose sum is σ = 220013440170. Its totient is φ = 220013440168.

The previous prime is 220013440019. The next prime is 220013440243. The reversal of 220013440169 is 961044310022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119448345769 + 100565094400 = 345613^2 + 317120^2 .

It is a cyclic number.

It is not a de Polignac number, because 220013440169 - 2³⁶ = 151293963433 is a prime.

It is a super-2 number, since 2×220013440169² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220013400169) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110006720084 + 110006720085.

It is an arithmetic number, because the mean of its divisors is an integer number (110006720085).

Almost surely, 2^220013440169 is an apocalyptic number.

It is an amenable number.

220013440169 is a deficient number, since it is larger than the sum of its proper divisors (1).

220013440169 is an equidigital number, since it uses as much as digits as its factorization.

220013440169 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 32.

The spelling of 220013440169 in words is "two hundred twenty billion, thirteen million, four hundred forty thousand, one hundred sixty-nine".