4012222105 has 8 divisors (see below), whose sum is σ = 5097882312. Its totient is φ = 3020967168.

The previous prime is 4012222091. The next prime is 4012222111. The reversal of 4012222105 is 5012222104.

It can be written as a sum of positive squares in 4 ways, for example, as 796424841 + 3215797264 = 28221^2 + 56708^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 4012222105 - 2¹¹ = 4012220057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23601222 + ... + 23601391.

It is an arithmetic number, because the mean of its divisors is an integer number (637235289).

Almost surely, 2^4012222105 is an apocalyptic number.

It is an amenable number.

4012222105 is a deficient number, since it is larger than the sum of its proper divisors (1085660207).

4012222105 is a wasteful number, since it uses less digits than its factorization.

4012222105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47202635.

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 4012222105 is about 63342.1037304572. The cubic root of 4012222105 is about 1589.0161899125.

Adding to 4012222105 its reverse (5012222104), we get a palindrome (9024444209).

Subtracting 4012222105 from its reverse (5012222104), we obtain a palindrome (999999999).

The spelling of 4012222105 in words is "four billion, twelve million, two hundred twenty-two thousand, one hundred five".