211238087103 has 6 divisors (see below), whose sum is σ = 305121681384. Its totient is φ = 140825391396.

The previous prime is 211238087089. The next prime is 211238087129. The reversal of 211238087103 is 301780832112.

It is not a de Polignac number, because 211238087103 - 2⁴ = 211238087087 is a prime.

It is a super-2 number, since 2×211238087103² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211238087303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11735449275 + ... + 11735449292.

It is an arithmetic number, because the mean of its divisors is an integer number (50853613564).

Almost surely, 2^211238087103 is an apocalyptic number.

211238087103 is a deficient number, since it is larger than the sum of its proper divisors (93883594281).

211238087103 is a wasteful number, since it uses less digits than its factorization.

211238087103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23470898573 (or 23470898570 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 36.

The spelling of 211238087103 in words is "two hundred eleven billion, two hundred thirty-eight million, eighty-seven thousand, one hundred three".