20320320110 has 16 divisors (see below), whose sum is σ = 36674643456. Its totient is φ = 8106335328.

The previous prime is 20320320109. The next prime is 20320320143. The reversal of 20320320110 is 1102302302.

It is a happy number.

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 7 ways as a sum of consecutive naturals, for example, 2720174 + ... + 2727633.

It is an arithmetic number, because the mean of its divisors is an integer number (2292165216).

Almost surely, 2^20320320110 is an apocalyptic number.

20320320110 is a deficient number, since it is larger than the sum of its proper divisors (16354323346).

20320320110 is a wasteful number, since it uses less digits than its factorization.

20320320110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5448187.

The product of its (nonzero) digits is 72, while the sum is 14.

Adding to 20320320110 its reverse (1102302302), we get a palindrome (21422622412).

The spelling of 20320320110 in words is "twenty billion, three hundred twenty million, three hundred twenty thousand, one hundred ten".