2220161035611 has 48 divisors (see below), whose sum is σ = 3058542789120. Its totient is φ = 1432227686400.

The previous prime is 2220161035597. The next prime is 2220161035619. The reversal of 2220161035611 is 1165301610222.

It is not a de Polignac number, because 2220161035611 - 2⁵ = 2220161035579 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2220161035619) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 398661435 + ... + 398667003.

It is an arithmetic number, because the mean of its divisors is an integer number (63719641440).

Almost surely, 2^{2220161035611} is an apocalyptic number.

2220161035611 is a deficient number, since it is larger than the sum of its proper divisors (838381753509).

2220161035611 is an equidigital number, since it uses as much as digits as its factorization.

2220161035611 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6268 (or 6207 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

Adding to 2220161035611 its reverse (1165301610222), we get a palindrome (3385462645833).

The spelling of 2220161035611 in words is "two trillion, two hundred twenty billion, one hundred sixty-one million, thirty-five thousand, six hundred eleven".