2105443307023 has 16 divisors (see below), whose sum is σ = 2483950053376. Its totient is φ = 1746373957920.

The previous prime is 2105443306997. The next prime is 2105443307039. The reversal of 2105443307023 is 3207033445012.

It is a cyclic number.

It is not a de Polignac number, because 2105443307023 - 2¹⁷ = 2105443175951 is a prime.

It is a super-2 number, since 2×2105443307023² (a number of 25 digits) contains 22 as substring.

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 2105443307023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2105443307053) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5035840 + ... + 5437882.

It is an arithmetic number, because the mean of its divisors is an integer number (155246878336).

Almost surely, 2^{2105443307023} is an apocalyptic number.

2105443307023 is a deficient number, since it is larger than the sum of its proper divisors (378506746353).

2105443307023 is a wasteful number, since it uses less digits than its factorization.

2105443307023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 426214.

The product of its (nonzero) digits is 60480, while the sum is 34.

The spelling of 2105443307023 in words is "two trillion, one hundred five billion, four hundred forty-three million, three hundred seven thousand, twenty-three".