213102330323 has 4 divisors (see below), whose sum is σ = 213140113368. Its totient is φ = 213064547280.

The previous prime is 213102330239. The next prime is 213102330341. The reversal of 213102330323 is 323033201312.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 213102330323 - 2²² = 213098136019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213102336323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18883061 + ... + 18894342.

It is an arithmetic number, because the mean of its divisors is an integer number (53285028342).

Almost surely, 2^213102330323 is an apocalyptic number.

213102330323 is a deficient number, since it is larger than the sum of its proper divisors (37783045).

213102330323 is an equidigital number, since it uses as much as digits as its factorization.

213102330323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37783044.

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

Adding to 213102330323 its reverse (323033201312), we get a palindrome (536135531635).

The spelling of 213102330323 in words is "two hundred thirteen billion, one hundred two million, three hundred thirty thousand, three hundred twenty-three".