2205012105 has 32 divisors (see below), whose sum is σ = 3931027200. Its totient is φ = 1172704896.

The previous prime is 2205012101. The next prime is 2205012119. The reversal of 2205012105 is 5012105022.

It is not a de Polignac number, because 2205012105 - 2² = 2205012101 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2205012101) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 25717 + ... + 71213.

It is an arithmetic number, because the mean of its divisors is an integer number (122844600).

Almost surely, 2^2205012105 is an apocalyptic number.

It is an amenable number.

2205012105 is a deficient number, since it is larger than the sum of its proper divisors (1726015095).

2205012105 is a wasteful number, since it uses less digits than its factorization.

2205012105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45870 (or 45864 counting only the distinct ones).

The product of its (nonzero) digits is 200, while the sum is 18.

The square root of 2205012105 is about 46957.5564206657. The cubic root of 2205012105 is about 1301.5783796975.

Adding to 2205012105 its reverse (5012105022), we get a palindrome (7217117127).

The spelling of 2205012105 in words is "two billion, two hundred five million, twelve thousand, one hundred five".