210233212321 has 8 divisors (see below), whose sum is σ = 229633092864. Its totient is φ = 190881293520.

The previous prime is 210233212261. The next prime is 210233212349. The reversal of 210233212321 is 123212332012.

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 210233212321 - 2⁹ = 210233211809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 210233212292 and 210233212301.

It is not an unprimeable number, because it can be changed into a prime (210233212921) 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, 11981265 + ... + 11998798.

It is an arithmetic number, because the mean of its divisors is an integer number (28704136608).

Almost surely, 2^210233212321 is an apocalyptic number.

It is an amenable number.

210233212321 is a deficient number, since it is larger than the sum of its proper divisors (19399880543).

210233212321 is a wasteful number, since it uses less digits than its factorization.

210233212321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23980871.

The product of its (nonzero) digits is 864, while the sum is 22.

Adding to 210233212321 its reverse (123212332012), we get a palindrome (333445544333).

The spelling of 210233212321 in words is "two hundred ten billion, two hundred thirty-three million, two hundred twelve thousand, three hundred twenty-one".