2100011120111 has 2 divisors, whose sum is σ = 2100011120112. Its totient is φ = 2100011120110.

The previous prime is 2100011120093. The next prime is 2100011120149. The reversal of 2100011120111 is 1110211100012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2100011120111 - 2¹⁴ = 2100011103727 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2100011120092 and 2100011120101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2100011120171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050005560055 + 1050005560056.

It is an arithmetic number, because the mean of its divisors is an integer number (1050005560056).

Almost surely, 2^{2100011120111} is an apocalyptic number.

2100011120111 is a deficient number, since it is larger than the sum of its proper divisors (1).

2100011120111 is an equidigital number, since it uses as much as digits as its factorization.

2100011120111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 2100011120111 its reverse (1110211100012), we get a palindrome (3210222220123).

The spelling of 2100011120111 in words is "two trillion, one hundred billion, eleven million, one hundred twenty thousand, one hundred eleven".