212012530530103 has 4 divisors (see below), whose sum is σ = 212021348610568. Its totient is φ = 212003712449640.

The previous prime is 212012530530043. The next prime is 212012530530167. The reversal of 212012530530103 is 301035035210212.

212012530530103 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 212012530530103 - 2²¹ = 212012528432951 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 (212012530530503) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4409004168 + ... + 4409052253.

It is an arithmetic number, because the mean of its divisors is an integer number (53005337152642).

Almost surely, 2^{212012530530103} is an apocalyptic number.

212012530530103 is a deficient number, since it is larger than the sum of its proper divisors (8818080465).

212012530530103 is an equidigital number, since it uses as much as digits as its factorization.

212012530530103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8818080464.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 212012530530103 its reverse (301035035210212), we get a palindrome (513047565740315).

The spelling of 212012530530103 in words is "two hundred twelve trillion, twelve billion, five hundred thirty million, five hundred thirty thousand, one hundred three".