211013410213 has 4 divisors (see below), whose sum is σ = 214472646508. Its totient is φ = 207554173920.

The previous prime is 211013410207. The next prime is 211013410219. The reversal of 211013410213 is 312014310112.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (211013410207) and next prime (211013410219).

It can be written as a sum of positive squares in 2 ways, for example, as 25134297444 + 185879112769 = 158538^2 + 431137^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211013410213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (211013410219) 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, 1729618056 + ... + 1729618177.

It is an arithmetic number, because the mean of its divisors is an integer number (53618161627).

Almost surely, 2^211013410213 is an apocalyptic number.

It is an amenable number.

211013410213 is a deficient number, since it is larger than the sum of its proper divisors (3459236295).

211013410213 is an equidigital number, since it uses as much as digits as its factorization.

211013410213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3459236294.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 211013410213 its reverse (312014310112), we get a palindrome (523027720325).

The spelling of 211013410213 in words is "two hundred eleven billion, thirteen million, four hundred ten thousand, two hundred thirteen".