2100111122223 has 24 divisors (see below), whose sum is σ = 3060923793408. Its totient is φ = 1387439664912.

The previous prime is 2100111122167. The next prime is 2100111122237. The reversal of 2100111122223 is 3222211110012.

2100111122223 is a `hidden beast` number, since 210 + 0 + 111 + 122 + 223 = 666.

It is not a de Polignac number, because 2100111122223 - 2⁶ = 2100111122159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2100111122196 and 2100111122205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100111122243) 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 23 ways as a sum of consecutive naturals, for example, 78115 + ... + 2050932.

It is an arithmetic number, because the mean of its divisors is an integer number (127538491392).

Almost surely, 2^{2100111122223} is an apocalyptic number.

2100111122223 is a deficient number, since it is larger than the sum of its proper divisors (960812671185).

2100111122223 is a wasteful number, since it uses less digits than its factorization.

2100111122223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2130043 (or 2130040 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 2100111122223 its reverse (3222211110012), we get a palindrome (5322322232235).

The spelling of 2100111122223 in words is "two trillion, one hundred billion, one hundred eleven million, one hundred twenty-two thousand, two hundred twenty-three".