2171410311403 has 4 divisors (see below), whose sum is σ = 2175267168648. Its totient is φ = 2167553454160.

The previous prime is 2171410311359. The next prime is 2171410311407. The reversal of 2171410311403 is 3041130141712.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2171410311403 - 2⁹ = 2171410310891 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2171410311407) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1928427778 + ... + 1928428903.

It is an arithmetic number, because the mean of its divisors is an integer number (543816792162).

Almost surely, 2^{2171410311403} is an apocalyptic number.

2171410311403 is a deficient number, since it is larger than the sum of its proper divisors (3856857245).

2171410311403 is an equidigital number, since it uses as much as digits as its factorization.

2171410311403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3856857244.

The product of its (nonzero) digits is 2016, while the sum is 28.

The spelling of 2171410311403 in words is "two trillion, one hundred seventy-one billion, four hundred ten million, three hundred eleven thousand, four hundred three".