211434143103 has 40 divisors (see below), whose sum is σ = 318927362688. Its totient is φ = 139582052496.

The previous prime is 211434143101. The next prime is 211434143111. The reversal of 211434143103 is 301341434112.

211434143103 is a `hidden beast` number, since 2 + 1 + 1 + 4 + 341 + 4 + 310 + 3 = 666.

It is not a de Polignac number, because 211434143103 - 2¹ = 211434143101 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211434143101) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 39718200 + ... + 39723522.

Almost surely, 2^211434143103 is an apocalyptic number.

211434143103 is a deficient number, since it is larger than the sum of its proper divisors (107493219585).

211434143103 is a wasteful number, since it uses less digits than its factorization.

211434143103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10025 (or 10016 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

Adding to 211434143103 its reverse (301341434112), we get a palindrome (512775577215).

The spelling of 211434143103 in words is "two hundred eleven billion, four hundred thirty-four million, one hundred forty-three thousand, one hundred three".