213232310102323 has 4 divisors (see below), whose sum is σ = 214860037660488. Its totient is φ = 211604582544160.

The previous prime is 213232310102311. The next prime is 213232310102347. The reversal of 213232310102323 is 323201013232312.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-213232310102323 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 213232310102291 and 213232310102300.

It is not an unprimeable number, because it can be changed into a prime (213232310102363) 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, 813863778886 + ... + 813863779147.

It is an arithmetic number, because the mean of its divisors is an integer number (53715009415122).

Almost surely, 2^{213232310102323} is an apocalyptic number.

213232310102323 is a deficient number, since it is larger than the sum of its proper divisors (1627727558165).

213232310102323 is a wasteful number, since it uses less digits than its factorization.

213232310102323 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1627727558164.

The product of its (nonzero) digits is 7776, while the sum is 28.

Adding to 213232310102323 its reverse (323201013232312), we get a palindrome (536433323334635).

The spelling of 213232310102323 in words is "two hundred thirteen trillion, two hundred thirty-two billion, three hundred ten million, one hundred two thousand, three hundred twenty-three".