4122613321 has 4 divisors (see below), whose sum is σ = 4200398532. Its totient is φ = 4044828112.

The previous prime is 4122613301. The next prime is 4122613343. The reversal of 4122613321 is 1233162214.

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 3595681296 + 526932025 = 59964^2 + 22955^2 .

It is a cyclic number.

It is not a de Polignac number, because 4122613321 - 2¹³ = 4122605129 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4122613301) by changing a digit.

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, 38892526 + ... + 38892631.

It is an arithmetic number, because the mean of its divisors is an integer number (1050099633).

Almost surely, 2^4122613321 is an apocalyptic number.

It is an amenable number.

4122613321 is a deficient number, since it is larger than the sum of its proper divisors (77785211).

4122613321 is an equidigital number, since it uses as much as digits as its factorization.

4122613321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77785210.

The product of its digits is 1728, while the sum is 25.

The square root of 4122613321 is about 64207.5799341480. The cubic root of 4122613321 is about 1603.4577980591.

Adding to 4122613321 its reverse (1233162214), we get a palindrome (5355775535).

The spelling of 4122613321 in words is "four billion, one hundred twenty-two million, six hundred thirteen thousand, three hundred twenty-one".