2101010200103 has 2 divisors, whose sum is σ = 2101010200104. Its totient is φ = 2101010200102.

The previous prime is 2101010200039. The next prime is 2101010200169. The reversal of 2101010200103 is 3010020101012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2101010200103 - 2⁶ = 2101010200039 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2101010200183) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1050505100051 + 1050505100052.

It is an arithmetic number, because the mean of its divisors is an integer number (1050505100052).

Almost surely, 2^{2101010200103} is an apocalyptic number.

2101010200103 is a deficient number, since it is larger than the sum of its proper divisors (1).

2101010200103 is an equidigital number, since it uses as much as digits as its factorization.

2101010200103 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 11.

Adding to 2101010200103 its reverse (3010020101012), we get a palindrome (5111030301115).

Subtracting 2101010200103 from its reverse (3010020101012), we obtain a palindrome (909009900909).

The spelling of 2101010200103 in words is "two trillion, one hundred one billion, ten million, two hundred thousand, one hundred three".