2101716705441 has 4 divisors (see below), whose sum is σ = 2802288940592. Its totient is φ = 1401144470292.

The previous prime is 2101716705367. The next prime is 2101716705457. The reversal of 2101716705441 is 1445076171012.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2101716705441 - 2¹⁵ = 2101716672673 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 2101716705441.

It is not an unprimeable number, because it can be changed into a prime (2101716705461) 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, 350286117571 + ... + 350286117576.

It is an arithmetic number, because the mean of its divisors is an integer number (700572235148).

Almost surely, 2^{2101716705441} is an apocalyptic number.

It is an amenable number.

2101716705441 is a deficient number, since it is larger than the sum of its proper divisors (700572235151).

2101716705441 is an equidigital number, since it uses as much as digits as its factorization.

2101716705441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700572235150.

The product of its (nonzero) digits is 47040, while the sum is 39.

The spelling of 2101716705441 in words is "two trillion, one hundred one billion, seven hundred sixteen million, seven hundred five thousand, four hundred forty-one".