210011020103 has 2 divisors, whose sum is σ = 210011020104. Its totient is φ = 210011020102.

The previous prime is 210011020069. The next prime is 210011020169. The reversal of 210011020103 is 301020110012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210011020103 - 2²⁰ = 210009971527 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (210011020003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105005510051 + 105005510052.

It is an arithmetic number, because the mean of its divisors is an integer number (105005510052).

Almost surely, 2^210011020103 is an apocalyptic number.

210011020103 is a deficient number, since it is larger than the sum of its proper divisors (1).

210011020103 is an equidigital number, since it uses as much as digits as its factorization.

210011020103 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 210011020103 its reverse (301020110012), we get a palindrome (511031130115).

The spelling of 210011020103 in words is "two hundred ten billion, eleven million, twenty thousand, one hundred three".