220121130010 has 16 divisors (see below), whose sum is σ = 406926630216. Its totient is φ = 85668763968.

The previous prime is 220121129993. The next prime is 220121130023. The reversal of 220121130010 is 10031121022.

It can be written as a sum of positive squares in 4 ways, for example, as 181862161209 + 38258968801 = 426453^2 + 195599^2 .

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 7 ways as a sum of consecutive naturals, for example, 297460617 + ... + 297461356.

Almost surely, 2^220121130010 is an apocalyptic number.

220121130010 is a deficient number, since it is larger than the sum of its proper divisors (186805500206).

220121130010 is a wasteful number, since it uses less digits than its factorization.

220121130010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 594922017.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 220121130010 its reverse (10031121022), we get a palindrome (230152251032).

The spelling of 220121130010 in words is "two hundred twenty billion, one hundred twenty-one million, one hundred thirty thousand, ten".