220102111011 has 16 divisors (see below), whose sum is σ = 308752341408. Its totient is φ = 139286764800.

The previous prime is 220102110973. The next prime is 220102111067. The reversal of 220102111011 is 110111201022.

It is not a de Polignac number, because 220102111011 - 2¹⁰ = 220102109987 is a prime.

It is not an unprimeable number, because it can be changed into a prime (220102111081) 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 15 ways as a sum of consecutive naturals, for example, 24177180 + ... + 24186281.

It is an arithmetic number, because the mean of its divisors is an integer number (19297021338).

Almost surely, 2^220102111011 is an apocalyptic number.

220102111011 is a deficient number, since it is larger than the sum of its proper divisors (88650230397).

220102111011 is a wasteful number, since it uses less digits than its factorization.

220102111011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48363542.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 220102111011 its reverse (110111201022), we get a palindrome (330213312033).

The spelling of 220102111011 in words is "two hundred twenty billion, one hundred two million, one hundred eleven thousand, eleven".