213543240012005 has 8 divisors (see below), whose sum is σ = 256252877210400. Its totient is φ = 170833932545616.

The previous prime is 213543240011971. The next prime is 213543240012017. The reversal of 213543240012005 is 500210042345312.

213543240012005 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213543240012005 - 2²² = 213543235817701 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 81005975 + ... + 83600564.

It is an arithmetic number, because the mean of its divisors is an integer number (32031609651300).

Almost surely, 2^{213543240012005} is an apocalyptic number.

It is an amenable number.

213543240012005 is a deficient number, since it is larger than the sum of its proper divisors (42709637198395).

213543240012005 is a wasteful number, since it uses less digits than its factorization.

213543240012005 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164866003.

The product of its (nonzero) digits is 28800, while the sum is 32.

Adding to 213543240012005 its reverse (500210042345312), we get a palindrome (713753282357317).

The spelling of 213543240012005 in words is "two hundred thirteen trillion, five hundred forty-three billion, two hundred forty million, twelve thousand, five".