213133023023 has 8 divisors (see below), whose sum is σ = 220578493680. Its totient is φ = 205693956160.

The previous prime is 213133022983. The next prime is 213133023043. The reversal of 213133023023 is 320320331312.

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

It is not a de Polignac number, because 213133023023 - 2¹² = 213133018927 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 213133023023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213133023043) 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, 1533173 + ... + 1666398.

It is an arithmetic number, because the mean of its divisors is an integer number (27572311710).

Almost surely, 2^213133023023 is an apocalyptic number.

213133023023 is a deficient number, since it is larger than the sum of its proper divisors (7445470657).

213133023023 is a wasteful number, since it uses less digits than its factorization.

213133023023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3201897.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 213133023023 its reverse (320320331312), we get a palindrome (533453354335).

The spelling of 213133023023 in words is "two hundred thirteen billion, one hundred thirty-three million, twenty-three thousand, twenty-three".