210440340210010 has 8 divisors (see below), whose sum is σ = 378792612378036. Its totient is φ = 84176136084000.

The previous prime is 210440340209999. The next prime is 210440340210011. The reversal of 210440340210010 is 10012043044012.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 209596934916369 + 843405293641 = 14477463^2 + 918371^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (210440340210011) 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, 10522017010491 + ... + 10522017010510.

Almost surely, 2^{210440340210010} is an apocalyptic number.

210440340210010 is a deficient number, since it is larger than the sum of its proper divisors (168352272168026).

210440340210010 is a wasteful number, since it uses less digits than its factorization.

210440340210010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21044034021008.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 210440340210010 its reverse (10012043044012), we get a palindrome (220452383254022).

The spelling of 210440340210010 in words is "two hundred ten trillion, four hundred forty billion, three hundred forty million, two hundred ten thousand, ten".