111020220210011 has 16 divisors (see below), whose sum is σ = 126936966841344. Its totient is φ = 95117655381504.

The previous prime is 111020220209953. The next prime is 111020220210049. The reversal of 111020220210011 is 110012022020111.

It is not a de Polignac number, because 111020220210011 - 2²² = 111020216015707 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111020220210071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 507474296 + ... + 507693018.

It is an arithmetic number, because the mean of its divisors is an integer number (7933560427584).

Almost surely, 2^{111020220210011} is an apocalyptic number.

111020220210011 is a deficient number, since it is larger than the sum of its proper divisors (15916746631333).

111020220210011 is a wasteful number, since it uses less digits than its factorization.

111020220210011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250810.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 111020220210011 its reverse (110012022020111), we get a palindrome (221032242230122).

The spelling of 111020220210011 in words is "one hundred eleven trillion, twenty billion, two hundred twenty million, two hundred ten thousand, eleven".