20003321220110 has 16 divisors (see below), whose sum is σ = 36010995181776. Its totient is φ = 8000213602368.

The previous prime is 20003321220109. The next prime is 20003321220149. The reversal of 20003321220110 is 1102212330002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139285352 + ... + 139428891.

It is an arithmetic number, because the mean of its divisors is an integer number (2250687198861).

Almost surely, 2^{20003321220110} is an apocalyptic number.

20003321220110 is a deficient number, since it is larger than the sum of its proper divisors (16007673961666).

20003321220110 is a wasteful number, since it uses less digits than its factorization.

20003321220110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278721427.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 20003321220110 its reverse (1102212330002), we get a palindrome (21105533550112).

The spelling of 20003321220110 in words is "twenty trillion, three billion, three hundred twenty-one million, two hundred twenty thousand, one hundred ten".