211011020110103 has 2 divisors, whose sum is σ = 211011020110104. Its totient is φ = 211011020110102.

The previous prime is 211011020110097. The next prime is 211011020110157. The reversal of 211011020110103 is 301011020110112.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 211011020110103 - 2²⁶ = 211010953001239 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (211011020110003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105505510055051 + 105505510055052.

It is an arithmetic number, because the mean of its divisors is an integer number (105505510055052).

Almost surely, 2^{211011020110103} is an apocalyptic number.

211011020110103 is a deficient number, since it is larger than the sum of its proper divisors (1).

211011020110103 is an equidigital number, since it uses as much as digits as its factorization.

211011020110103 is an evil number, because the sum of its binary digits is even.

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

Adding to 211011020110103 its reverse (301011020110112), we get a palindrome (512022040220215).

Subtracting 211011020110103 from its reverse (301011020110112), we obtain a palindrome (90000000000009).

The spelling of 211011020110103 in words is "two hundred eleven trillion, eleven billion, twenty million, one hundred ten thousand, one hundred three".