211413113 has 4 divisors (see below), whose sum is σ = 211605888. Its totient is φ = 211220340.

The previous prime is 211413109. The next prime is 211413127. The reversal of 211413113 is 311314112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 211413113 - 2² = 211413109 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211413091 and 211413100.

It is not an unprimeable number, because it can be changed into a prime (211413613) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94733 + ... + 96938.

It is an arithmetic number, because the mean of its divisors is an integer number (52901472).

Almost surely, 2^211413113 is an apocalyptic number.

It is an amenable number.

211413113 is a deficient number, since it is larger than the sum of its proper divisors (192775).

211413113 is a wasteful number, since it uses less digits than its factorization.

211413113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192774.

The product of its digits is 72, while the sum is 17.

The square root of 211413113 is about 14540.0520287927. The cubic root of 211413113 is about 595.7224592866.

Adding to 211413113 its reverse (311314112), we get a palindrome (522727225).

Subtracting 211413113 from its reverse (311314112), we obtain a palindrome (99900999).

The spelling of 211413113 in words is "two hundred eleven million, four hundred thirteen thousand, one hundred thirteen".