20302330111121 has 16 divisors (see below), whose sum is σ = 21736006084800. Its totient is φ = 18905254790400.

The previous prime is 20302330111109. The next prime is 20302330111177. The reversal of 20302330111121 is 12111103320302.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 20302330111121 - 2²⁶ = 20302263002257 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20302330111093 and 20302330111102.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7175741 + ... + 9596661.

It is an arithmetic number, because the mean of its divisors is an integer number (1358500380300).

Almost surely, 2^{20302330111121} is an apocalyptic number.

It is an amenable number.

20302330111121 is a deficient number, since it is larger than the sum of its proper divisors (1433675973679).

20302330111121 is a wasteful number, since it uses less digits than its factorization.

20302330111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2428480.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 20302330111121 its reverse (12111103320302), we get a palindrome (32413433431423).

The spelling of 20302330111121 in words is "twenty trillion, three hundred two billion, three hundred thirty million, one hundred eleven thousand, one hundred twenty-one".