4661222105 has 4 divisors (see below), whose sum is σ = 5593466532. Its totient is φ = 3728977680.

The previous prime is 4661222087. The next prime is 4661222117. The reversal of 4661222105 is 5012221664.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1567526464 + 3093695641 = 39592^2 + 55621^2 .

It is a de Polignac number, because none of the positive numbers 2^k-4661222105 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 466122206 + ... + 466122215.

It is an arithmetic number, because the mean of its divisors is an integer number (1398366633).

Almost surely, 2^4661222105 is an apocalyptic number.

It is an amenable number.

4661222105 is a deficient number, since it is larger than the sum of its proper divisors (932244427).

4661222105 is an equidigital number, since it uses as much as digits as its factorization.

4661222105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 932244426.

The product of its (nonzero) digits is 5760, while the sum is 29.

The square root of 4661222105 is about 68273.1433654552. The cubic root of 4661222105 is about 1670.4491728054.

Adding to 4661222105 its reverse (5012221664), we get a palindrome (9673443769).

The spelling of 4661222105 in words is "four billion, six hundred sixty-one million, two hundred twenty-two thousand, one hundred five".