212020011100111 has 2 divisors, whose sum is σ = 212020011100112. Its totient is φ = 212020011100110.

The previous prime is 212020011100091. The next prime is 212020011100129. The reversal of 212020011100111 is 111001110020212.

It is a happy number.

212020011100111 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212020011100111 - 2¹⁵ = 212020011067343 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 212020011100091 and 212020011100100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212020011100511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106010005550055 + 106010005550056.

It is an arithmetic number, because the mean of its divisors is an integer number (106010005550056).

Almost surely, 2^{212020011100111} is an apocalyptic number.

212020011100111 is a deficient number, since it is larger than the sum of its proper divisors (1).

212020011100111 is an equidigital number, since it uses as much as digits as its factorization.

212020011100111 is an evil number, because the sum of its binary digits is even.

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

Adding to 212020011100111 its reverse (111001110020212), we get a palindrome (323021121120323).

The spelling of 212020011100111 in words is "two hundred twelve trillion, twenty billion, eleven million, one hundred thousand, one hundred eleven".