211420214103 has 12 divisors (see below), whose sum is σ = 327917067000. Its totient is φ = 120811550832.

The previous prime is 211420214099. The next prime is 211420214143. The reversal of 211420214103 is 301412024112.

211420214103 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 211420214103 - 2² = 211420214099 is a prime.

It is a super-4 number, since 4×211420214103⁴ (a number of 46 digits) contains 4444 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a self number, because there is not a number n which added to its sum of digits gives 211420214103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211420214143) 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 11 ways as a sum of consecutive naturals, for example, 719116228 + ... + 719116521.

It is an arithmetic number, because the mean of its divisors is an integer number (27326422250).

Almost surely, 2^211420214103 is an apocalyptic number.

211420214103 is a deficient number, since it is larger than the sum of its proper divisors (116496852897).

211420214103 is a wasteful number, since it uses less digits than its factorization.

211420214103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1438232766 (or 1438232759 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 211420214103 its reverse (301412024112), we get a palindrome (512832238215).

The spelling of 211420214103 in words is "two hundred eleven billion, four hundred twenty million, two hundred fourteen thousand, one hundred three".