211021040103 has 16 divisors (see below), whose sum is σ = 298290654720. Its totient is φ = 132237092736.

The previous prime is 211021040101. The next prime is 211021040143. The reversal of 211021040103 is 301040120112.

211021040103 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 211021040103 - 2¹ = 211021040101 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211021040101) 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 15 ways as a sum of consecutive naturals, for example, 2588623 + ... + 2668896.

It is an arithmetic number, because the mean of its divisors is an integer number (18643165920).

Almost surely, 2^211021040103 is an apocalyptic number.

211021040103 is a deficient number, since it is larger than the sum of its proper divisors (87269614617).

211021040103 is a wasteful number, since it uses less digits than its factorization.

211021040103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5258326.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 211021040103 its reverse (301040120112), we get a palindrome (512061160215).

The spelling of 211021040103 in words is "two hundred eleven billion, twenty-one million, forty thousand, one hundred three".