213124423111103 has 8 divisors (see below), whose sum is σ = 243586363912320. Its totient is φ = 182666380970520.

The previous prime is 213124423111073. The next prime is 213124423111121. The reversal of 213124423111103 is 301111324421312.

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 213124423111103 - 2²⁰ = 213124422062527 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 (213124423111133) 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, 974548013 + ... + 974766678.

It is an arithmetic number, because the mean of its divisors is an integer number (30448295489040).

Almost surely, 2^{213124423111103} is an apocalyptic number.

213124423111103 is a deficient number, since it is larger than the sum of its proper divisors (30461940801217).

213124423111103 is a wasteful number, since it uses less digits than its factorization.

213124423111103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1949330317.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 213124423111103 its reverse (301111324421312), we get a palindrome (514235747532415).

The spelling of 213124423111103 in words is "two hundred thirteen trillion, one hundred twenty-four billion, four hundred twenty-three million, one hundred eleven thousand, one hundred three".