212010010103 has 4 divisors (see below), whose sum is σ = 215174338680. Its totient is φ = 208845681528.

The previous prime is 212010010099. The next prime is 212010010127. The reversal of 212010010103 is 301010010212.

212010010103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 212010010103 - 2² = 212010010099 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212010010603) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1582164188 + ... + 1582164321.

It is an arithmetic number, because the mean of its divisors is an integer number (53793584670).

Almost surely, 2^212010010103 is an apocalyptic number.

212010010103 is a deficient number, since it is larger than the sum of its proper divisors (3164328577).

212010010103 is an equidigital number, since it uses as much as digits as its factorization.

212010010103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3164328576.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 212010010103 its reverse (301010010212), we get a palindrome (513020020315).

The spelling of 212010010103 in words is "two hundred twelve billion, ten million, ten thousand, one hundred three".