20110321113 has 8 divisors (see below), whose sum is σ = 27319681728. Its totient is φ = 13153920624.

The previous prime is 20110321109. The next prime is 20110321157. The reversal of 20110321113 is 31112301102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20110321113 - 2² = 20110321109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20110321092 and 20110321101.

It is not an unprimeable number, because it can be changed into a prime (20110321013) by changing a digit.

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, 63239845 + ... + 63240162.

It is an arithmetic number, because the mean of its divisors is an integer number (3414960216).

Almost surely, 2^20110321113 is an apocalyptic number.

It is an amenable number.

20110321113 is a deficient number, since it is larger than the sum of its proper divisors (7209360615).

20110321113 is a wasteful number, since it uses less digits than its factorization.

20110321113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126480063.

The product of its (nonzero) digits is 36, while the sum is 15.

Adding to 20110321113 its reverse (31112301102), we get a palindrome (51222622215).

The spelling of 20110321113 in words is "twenty billion, one hundred ten million, three hundred twenty-one thousand, one hundred thirteen".