213301122013 has 4 divisors (see below), whose sum is σ = 243772710880. Its totient is φ = 182829533148.

The previous prime is 213301121989. The next prime is 213301122019. The reversal of 213301122013 is 310221103312.

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 213301122013 - 2¹⁷ = 213300990941 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 (213301122019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15235794423 + ... + 15235794436.

It is an arithmetic number, because the mean of its divisors is an integer number (60943177720).

Almost surely, 2^213301122013 is an apocalyptic number.

It is an amenable number.

213301122013 is a deficient number, since it is larger than the sum of its proper divisors (30471588867).

213301122013 is an equidigital number, since it uses as much as digits as its factorization.

213301122013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30471588866.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 213301122013 its reverse (310221103312), we get a palindrome (523522225325).

It can be divided in two parts, 2133011 and 22013, that added together give a square (2155024 = 1468²).

The spelling of 213301122013 in words is "two hundred thirteen billion, three hundred one million, one hundred twenty-two thousand, thirteen".