2113560643443 has 8 divisors (see below), whose sum is σ = 2820385099008. Its totient is φ = 1407888308424.

The previous prime is 2113560643433. The next prime is 2113560643553. The reversal of 2113560643443 is 3443460653112.

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

It is not a de Polignac number, because 2113560643443 - 2²⁴ = 2113543866227 is a prime.

It is a super-2 number, since 2×2113560643443² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2113560643395 and 2113560643404.

It is not an unprimeable number, because it can be changed into a prime (2113560643423) 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, 288025855 + ... + 288033192.

It is an arithmetic number, because the mean of its divisors is an integer number (352548137376).

Almost surely, 2^{2113560643443} is an apocalyptic number.

2113560643443 is a deficient number, since it is larger than the sum of its proper divisors (706824455565).

2113560643443 is a wasteful number, since it uses less digits than its factorization.

2113560643443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 576060273.

The product of its (nonzero) digits is 622080, while the sum is 42.

The spelling of 2113560643443 in words is "two trillion, one hundred thirteen billion, five hundred sixty million, six hundred forty-three thousand, four hundred forty-three".