20303220223110 has 32 divisors (see below), whose sum is σ = 53157522039552. Its totient is φ = 4921992781280.

The previous prime is 20303220223063. The next prime is 20303220223177. The reversal of 20303220223110 is 1132202230302.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30762454554 + ... + 30762455213.

It is an arithmetic number, because the mean of its divisors is an integer number (1661172563736).

Almost surely, 2^{20303220223110} is an apocalyptic number.

20303220223110 is an abundant number, since it is smaller than the sum of its proper divisors (32854301816442).

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

20303220223110 is a wasteful number, since it uses less digits than its factorization.

20303220223110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61524909788.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 20303220223110 its reverse (1132202230302), we get a palindrome (21435422453412).

The spelling of 20303220223110 in words is "twenty trillion, three hundred three billion, two hundred twenty million, two hundred twenty-three thousand, one hundred ten".