210101000103 has 24 divisors (see below), whose sum is σ = 321528821328. Its totient is φ = 131746897152.

The previous prime is 210101000101. The next prime is 210101000113. The reversal of 210101000103 is 301000101012.

It is not a de Polignac number, because 210101000103 - 2¹ = 210101000101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210101000101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 173076 + ... + 670937.

It is an arithmetic number, because the mean of its divisors is an integer number (13397034222).

Almost surely, 2^210101000103 is an apocalyptic number.

210101000103 is a deficient number, since it is larger than the sum of its proper divisors (111427821225).

210101000103 is a wasteful number, since it uses less digits than its factorization.

210101000103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 845663 (or 845660 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

Adding to 210101000103 its reverse (301000101012), we get a palindrome (511101101115).

The spelling of 210101000103 in words is "two hundred ten billion, one hundred one million, one hundred three", and thus it is an aban number.