210212233200221 has 8 divisors (see below), whose sum is σ = 240280619551104. Its totient is φ = 180153363679920.

The previous prime is 210212233200209. The next prime is 210212233200223. The reversal of 210212233200221 is 122002332212012.

It is a happy number.

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 210212233200221 - 2²² = 210212229005917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210212233200223) 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, 2379160310 + ... + 2379248663.

It is an arithmetic number, because the mean of its divisors is an integer number (30035077443888).

Almost surely, 2^{210212233200221} is an apocalyptic number.

It is an amenable number.

210212233200221 is a deficient number, since it is larger than the sum of its proper divisors (30068386350883).

210212233200221 is an equidigital number, since it uses as much as digits as its factorization.

210212233200221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4758415291.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 210212233200221 its reverse (122002332212012), we get a palindrome (332214565412233).

The spelling of 210212233200221 in words is "two hundred ten trillion, two hundred twelve billion, two hundred thirty-three million, two hundred thousand, two hundred twenty-one".