220391689011 has 16 divisors (see below), whose sum is σ = 316761597600. Its totient is φ = 135496339200.

The previous prime is 220391689003. The next prime is 220391689033. The reversal of 220391689011 is 110986193022.

220391689011 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220391689011 - 2³ = 220391689003 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220391689061) 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 in 15 ways as a sum of consecutive naturals, for example, 2652640 + ... + 2734461.

It is an arithmetic number, because the mean of its divisors is an integer number (19797599850).

Almost surely, 2^220391689011 is an apocalyptic number.

220391689011 is a deficient number, since it is larger than the sum of its proper divisors (96369908589).

220391689011 is a wasteful number, since it uses less digits than its factorization.

220391689011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5388166.

The product of its (nonzero) digits is 46656, while the sum is 42.

The spelling of 220391689011 in words is "two hundred twenty billion, three hundred ninety-one million, six hundred eighty-nine thousand, eleven".