2220140369 has 2 divisors, whose sum is σ = 2220140370. Its totient is φ = 2220140368.

The previous prime is 2220140339. The next prime is 2220140371. The reversal of 2220140369 is 9630410222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1930459969 + 289680400 = 43937^2 + 17020^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2220140369 is a prime.

It is a super-2 number, since 2×2220140369² = 9858046516126912322, which contains 22 as substring.

It is a Sophie Germain prime.

Together with 2220140371, it forms a pair of twin primes.

It is a Chen prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (2220140339) 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, 1110070184 + 1110070185.

It is an arithmetic number, because the mean of its divisors is an integer number (1110070185).

Almost surely, 2^2220140369 is an apocalyptic number.

It is an amenable number.

2220140369 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220140369 is an equidigital number, since it uses as much as digits as its factorization.

2220140369 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 2220140369 is about 47118.3655170678. The cubic root of 2220140369 is about 1304.5482440766.

The spelling of 2220140369 in words is "two billion, two hundred twenty million, one hundred forty thousand, three hundred sixty-nine".