2111021101103 has 2 divisors, whose sum is σ = 2111021101104. Its totient is φ = 2111021101102.

The previous prime is 2111021101073. The next prime is 2111021101159. The reversal of 2111021101103 is 3011011201112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2111021101103 - 2⁸ = 2111021100847 is a prime.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2111021104103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055510550551 + 1055510550552.

It is an arithmetic number, because the mean of its divisors is an integer number (1055510550552).

Almost surely, 2^{2111021101103} is an apocalyptic number.

2111021101103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2111021101103 is an equidigital number, since it uses as much as digits as its factorization.

2111021101103 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12, while the sum is 14.

Adding to 2111021101103 its reverse (3011011201112), we get a palindrome (5122032302215).

The spelling of 2111021101103 in words is "two trillion, one hundred eleven billion, twenty-one million, one hundred one thousand, one hundred three".