220126613 has 8 divisors (see below), whose sum is σ = 255697920. Its totient is φ = 185586480.

The previous prime is 220126607. The next prime is 220126639. The reversal of 220126613 is 316621022.

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 220126613 - 2⁴ = 220126597 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220126603) 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 7 ways as a sum of consecutive naturals, for example, 257333 + ... + 258186.

It is an arithmetic number, because the mean of its divisors is an integer number (31962240).

Almost surely, 2^220126613 is an apocalyptic number.

It is an amenable number.

220126613 is a deficient number, since it is larger than the sum of its proper divisors (35571307).

220126613 is an equidigital number, since it uses as much as digits as its factorization.

220126613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515587.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 220126613 is about 14836.6644836365. The cubic root of 220126613 is about 603.7968603670.

Adding to 220126613 its reverse (316621022), we get a palindrome (536747635).

The spelling of 220126613 in words is "two hundred twenty million, one hundred twenty-six thousand, six hundred thirteen".