211300013 has 4 divisors (see below), whose sum is σ = 212480640. Its totient is φ = 210119388.

The previous prime is 211300009. The next prime is 211300027. The reversal of 211300013 is 310003112.

211300013 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 211300013 - 2² = 211300009 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 211299967 and 211300003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211300213) 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, 590045 + ... + 590402.

It is an arithmetic number, because the mean of its divisors is an integer number (53120160).

Almost surely, 2^211300013 is an apocalyptic number.

It is an amenable number.

211300013 is a deficient number, since it is larger than the sum of its proper divisors (1180627).

211300013 is a wasteful number, since it uses less digits than its factorization.

211300013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1180626.

The product of its (nonzero) digits is 18, while the sum is 11.

The square root of 211300013 is about 14536.1622514335. The cubic root of 211300013 is about 595.6162088155.

Adding to 211300013 its reverse (310003112), we get a palindrome (521303125).

The spelling of 211300013 in words is "two hundred eleven million, three hundred thousand, thirteen".