213211301013 has 6 divisors (see below), whose sum is σ = 307971879254. Its totient is φ = 142140867336.

The previous prime is 213211300997. The next prime is 213211301071. The reversal of 213211301013 is 310103112312.

It can be written as a sum of positive squares in only one way, i.e., 204595191684 + 8616109329 = 452322^2 + 92823^2 .

It is not a de Polignac number, because 213211301013 - 2⁴ = 213211300997 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 (213211301713) 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, 11845072270 + ... + 11845072287.

Almost surely, 2^213211301013 is an apocalyptic number.

It is an amenable number.

213211301013 is a deficient number, since it is larger than the sum of its proper divisors (94760578241).

213211301013 is a wasteful number, since it uses less digits than its factorization.

213211301013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23690144563 (or 23690144560 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 213211301013 its reverse (310103112312), we get a palindrome (523314413325).

The spelling of 213211301013 in words is "two hundred thirteen billion, two hundred eleven million, three hundred one thousand, thirteen".