213441222144311 has 8 divisors (see below), whose sum is σ = 243933556446624. Its totient is φ = 182949070626720.

The previous prime is 213441222144289. The next prime is 213441222144343. The reversal of 213441222144311 is 113441222144312.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213441222144311 is a prime.

It is a super-4 number, since 4×213441222144311⁴ (a number of 58 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213441222144391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43184720 + ... + 47872773.

It is an arithmetic number, because the mean of its divisors is an integer number (30491694555828).

Almost surely, 2^{213441222144311} is an apocalyptic number.

213441222144311 is a deficient number, since it is larger than the sum of its proper divisors (30492334302313).

213441222144311 is an equidigital number, since it uses as much as digits as its factorization.

213441222144311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 91392361.

The product of its digits is 36864, while the sum is 35.

Adding to 213441222144311 its reverse (113441222144312), we get a palindrome (326882444288623).

Subtracting from 213441222144311 its reverse (113441222144312), we obtain a palindrome (99999999999999).

The spelling of 213441222144311 in words is "two hundred thirteen trillion, four hundred forty-one billion, two hundred twenty-two million, one hundred forty-four thousand, three hundred eleven".