213214211321 has 8 divisors (see below), whose sum is σ = 213322032000. Its totient is φ = 213106426720.

The previous prime is 213214211317. The next prime is 213214211339. The reversal of 213214211321 is 123112412312.

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 213214211321 - 2² = 213214211317 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (213214211351) 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, 32306780 + ... + 32313378.

It is an arithmetic number, because the mean of its divisors is an integer number (26665254000).

Almost surely, 2^213214211321 is an apocalyptic number.

It is an amenable number.

213214211321 is a deficient number, since it is larger than the sum of its proper divisors (107820679).

213214211321 is an equidigital number, since it uses as much as digits as its factorization.

213214211321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18039.

The product of its digits is 576, while the sum is 23.

Adding to 213214211321 its reverse (123112412312), we get a palindrome (336326623633).

The spelling of 213214211321 in words is "two hundred thirteen billion, two hundred fourteen million, two hundred eleven thousand, three hundred twenty-one".