2100111020222 has 32 divisors (see below), whose sum is σ = 3339935659008. Its totient is φ = 986965180416.

The previous prime is 2100111020219. The next prime is 2100111020299. The reversal of 2100111020222 is 2220201110012.

It is a junction number, because it is equal to n+sod(n) for n = 2100111020197 and 2100111020206.

It is a congruent number.

It is an unprimeable number.

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, 131767838 + ... + 131783774.

It is an arithmetic number, because the mean of its divisors is an integer number (104372989344).

Almost surely, 2^{2100111020222} is an apocalyptic number.

2100111020222 is a deficient number, since it is larger than the sum of its proper divisors (1239824638786).

2100111020222 is a wasteful number, since it uses less digits than its factorization.

2100111020222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20900.

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 2100111020222 its reverse (2220201110012), we get a palindrome (4320312130234).

The spelling of 2100111020222 in words is "two trillion, one hundred billion, one hundred eleven million, twenty thousand, two hundred twenty-two".