2102222200111 has 6 divisors (see below), whose sum is σ = 2310707046536. Its totient is φ = 1911111090900.

The previous prime is 2102222200109. The next prime is 2102222200121. The reversal of 2102222200111 is 1110022222012.

It is a happy number.

It is not a de Polignac number, because 2102222200111 - 2¹ = 2102222200109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2102222200121) 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, 8686868475 + ... + 8686868716.

Almost surely, 2^{2102222200111} is an apocalyptic number.

2102222200111 is a deficient number, since it is larger than the sum of its proper divisors (208484846425).

2102222200111 is a wasteful number, since it uses less digits than its factorization.

2102222200111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17373737213 (or 17373737202 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 2102222200111 its reverse (1110022222012), we get a palindrome (3212244422123).

It can be divided in two parts, 21022222001 and 11, that added together give a palindrome (21022222012).

The spelling of 2102222200111 in words is "two trillion, one hundred two billion, two hundred twenty-two million, two hundred thousand, one hundred eleven".