2205502606243 has 4 divisors (see below), whose sum is σ = 2213701500960. Its totient is φ = 2197303711528.

The previous prime is 2205502606217. The next prime is 2205502606267. The reversal of 2205502606243 is 3426062055022.

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 2205502606243 - 2²⁹ = 2204965735331 is a prime.

It is a super-2 number, since 2×2205502606243² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2205502606543) 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, 4099446955 + ... + 4099447492.

It is an arithmetic number, because the mean of its divisors is an integer number (553425375240).

Almost surely, 2^{2205502606243} is an apocalyptic number.

2205502606243 is a deficient number, since it is larger than the sum of its proper divisors (8198894717).

2205502606243 is an equidigital number, since it uses as much as digits as its factorization.

2205502606243 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8198894716.

The product of its (nonzero) digits is 172800, while the sum is 37.

The spelling of 2205502606243 in words is "two trillion, two hundred five billion, five hundred two million, six hundred six thousand, two hundred forty-three".