210134334302221 has 16 divisors (see below), whose sum is σ = 241068306048768. Its totient is φ = 179429067216000.

The previous prime is 210134334302203. The next prime is 210134334302323. The reversal of 210134334302221 is 122203433431012.

It is not a de Polignac number, because 210134334302221 - 2²³ = 210134325913613 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 (210134334302021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 357930321 + ... + 358516921.

It is an arithmetic number, because the mean of its divisors is an integer number (15066769128048).

Almost surely, 2^{210134334302221} is an apocalyptic number.

It is an amenable number.

210134334302221 is a deficient number, since it is larger than the sum of its proper divisors (30933971746547).

210134334302221 is a wasteful number, since it uses less digits than its factorization.

210134334302221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 781452.

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 210134334302221 its reverse (122203433431012), we get a palindrome (332337767733233).

The spelling of 210134334302221 in words is "two hundred ten trillion, one hundred thirty-four billion, three hundred thirty-four million, three hundred two thousand, two hundred twenty-one".