210440121002103 has 8 divisors (see below), whose sum is σ = 280588640063728. Its totient is φ = 140292507970944.

The previous prime is 210440121002099. The next prime is 210440121002113. The reversal of 210440121002103 is 301200121044012.

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

It is not a de Polignac number, because 210440121002103 - 2² = 210440121002099 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 210440121002103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210440121002113) 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, 225965476 + ... + 226894857.

It is an arithmetic number, because the mean of its divisors is an integer number (35073580007966).

Almost surely, 2^{210440121002103} is an apocalyptic number.

210440121002103 is a deficient number, since it is larger than the sum of its proper divisors (70148519061625).

210440121002103 is a wasteful number, since it uses less digits than its factorization.

210440121002103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 453015233.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 210440121002103 its reverse (301200121044012), we get a palindrome (511640242046115).

The spelling of 210440121002103 in words is "two hundred ten trillion, four hundred forty billion, one hundred twenty-one million, two thousand, one hundred three".