211313100103 has 24 divisors (see below), whose sum is σ = 260410816512. Its totient is φ = 170380675584.

The previous prime is 211313100101. The next prime is 211313100107. The reversal of 211313100103 is 301001313112.

It is not a de Polignac number, because 211313100103 - 2¹ = 211313100101 is a prime.

It is a super-2 number, since 2×211313100103² (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 (211313100101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1527226 + ... + 1659832.

It is an arithmetic number, because the mean of its divisors is an integer number (10850450688).

Almost surely, 2^211313100103 is an apocalyptic number.

211313100103 is a deficient number, since it is larger than the sum of its proper divisors (49097716409).

211313100103 is a wasteful number, since it uses less digits than its factorization.

211313100103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134551 (or 134544 counting only the distinct ones).

The product of its (nonzero) digits is 54, while the sum is 16.

Adding to 211313100103 its reverse (301001313112), we get a palindrome (512314413215).

The spelling of 211313100103 in words is "two hundred eleven billion, three hundred thirteen million, one hundred thousand, one hundred three".