220020021204113 has 8 divisors (see below), whose sum is σ = 237001040239656. Its totient is φ = 203047059600000.

The previous prime is 220020021204089. The next prime is 220020021204161. The reversal of 220020021204113 is 311402120020022.

It can be written as a sum of positive squares in 4 ways, for example, as 13116623969344 + 206903397234769 = 3621688^2 + 14384137^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-220020021204113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220020021204163) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2014301138 + ... + 2014410363.

It is an arithmetic number, because the mean of its divisors is an integer number (29625130029957).

Almost surely, 2^{220020021204113} is an apocalyptic number.

It is an amenable number.

220020021204113 is a deficient number, since it is larger than the sum of its proper divisors (16981019035543).

220020021204113 is a wasteful number, since it uses less digits than its factorization.

220020021204113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4028715715.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 220020021204113 its reverse (311402120020022), we get a palindrome (531422141224135).

The spelling of 220020021204113 in words is "two hundred twenty trillion, twenty billion, twenty-one million, two hundred four thousand, one hundred thirteen".