20321303110 has 16 divisors (see below), whose sum is σ = 37839668400. Its totient is φ = 7848227296.

The previous prime is 20321303063. The next prime is 20321303159. The reversal of 20321303110 is 1130312302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35036440 + ... + 35037019.

It is an arithmetic number, because the mean of its divisors is an integer number (2364979275).

Almost surely, 2^20321303110 is an apocalyptic number.

20321303110 is a deficient number, since it is larger than the sum of its proper divisors (17518365290).

20321303110 is a wasteful number, since it uses less digits than its factorization.

20321303110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70073495.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 20321303110 its reverse (1130312302), we get a palindrome (21451615412).

The spelling of 20321303110 in words is "twenty billion, three hundred twenty-one million, three hundred three thousand, one hundred ten".