212202100111 has 2 divisors, whose sum is σ = 212202100112. Its totient is φ = 212202100110.

The previous prime is 212202100093. The next prime is 212202100129. The reversal of 212202100111 is 111001202212.

212202100111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a balanced prime because it is at equal distance from previous prime (212202100093) and next prime (212202100129).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-212202100111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212202100091 and 212202100100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212202100151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106101050055 + 106101050056.

It is an arithmetic number, because the mean of its divisors is an integer number (106101050056).

Almost surely, 2^212202100111 is an apocalyptic number.

212202100111 is a deficient number, since it is larger than the sum of its proper divisors (1).

212202100111 is an equidigital number, since it uses as much as digits as its factorization.

212202100111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 212202100111 its reverse (111001202212), we get a palindrome (323203302323).

The spelling of 212202100111 in words is "two hundred twelve billion, two hundred two million, one hundred thousand, one hundred eleven".