220100021310 has 48 divisors (see below), whose sum is σ = 571999595184. Its totient is φ = 54178465536.

The previous prime is 220100021237. The next prime is 220100021329. The reversal of 220100021310 is 13120001022.

It is a super-2 number, since 2×220100021310² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21701047 + ... + 21711186.

It is an arithmetic number, because the mean of its divisors is an integer number (11916658233).

Almost surely, 2^220100021310 is an apocalyptic number.

220100021310 is an abundant number, since it is smaller than the sum of its proper divisors (351899573874).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

220100021310 is a wasteful number, since it uses less digits than its factorization.

220100021310 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43412269 (or 43412256 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 220100021310 its reverse (13120001022), we get a palindrome (233220022332).

The spelling of 220100021310 in words is "two hundred twenty billion, one hundred million, twenty-one thousand, three hundred ten".