100011100222111 has 6 divisors (see below), whose sum is σ = 108296043435960. Its totient is φ = 92317938666408.

The previous prime is 100011100222079. The next prime is 100011100222139. The reversal of 100011100222111 is 111222001110001.

It is a happy number.

It is not a de Polignac number, because 100011100222111 - 2⁵ = 100011100222079 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100011100222091 and 100011100222100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100011100222151) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 295890828891 + ... + 295890829228.

It is an arithmetic number, because the mean of its divisors is an integer number (18049340572660).

Almost surely, 2^{100011100222111} is an apocalyptic number.

100011100222111 is a deficient number, since it is larger than the sum of its proper divisors (8284943213849).

100011100222111 is an equidigital number, since it uses as much as digits as its factorization.

100011100222111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591781658145 (or 591781658132 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 100011100222111 its reverse (111222001110001), we get a palindrome (211233101332112).

The spelling of 100011100222111 in words is "one hundred trillion, eleven billion, one hundred million, two hundred twenty-two thousand, one hundred eleven".