2121403000110 has 64 divisors (see below), whose sum is σ = 5339081494080. Its totient is φ = 538718100480.

The previous prime is 2121403000109. The next prime is 2121403000117. The reversal of 2121403000110 is 110003041212.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2121403000110.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2121403000117) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16637821 + ... + 16764840.

It is an arithmetic number, because the mean of its divisors is an integer number (83423148345).

Almost surely, 2^{2121403000110} is an apocalyptic number.

2121403000110 is an abundant number, since it is smaller than the sum of its proper divisors (3217678493970).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2121403000110 is a wasteful number, since it uses less digits than its factorization.

2121403000110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33402773.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 2121403000110 its reverse (110003041212), we get a palindrome (2231406041322).

The spelling of 2121403000110 in words is "two trillion, one hundred twenty-one billion, four hundred three million, one hundred ten", and thus it is an aban number.