20163403113 has 32 divisors (see below), whose sum is σ = 30922104576. Its totient is φ = 11448338688.

The previous prime is 20163403021. The next prime is 20163403153. The reversal of 20163403113 is 31130436102.

It is a happy number.

It is not a de Polignac number, because 20163403113 - 2¹³ = 20163394921 is a prime.

It is not an unprimeable number, because it can be changed into a prime (20163403153) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2165095 + ... + 2174387.

It is an arithmetic number, because the mean of its divisors is an integer number (966315768).

Almost surely, 2^20163403113 is an apocalyptic number.

It is an amenable number.

20163403113 is a deficient number, since it is larger than the sum of its proper divisors (10758701463).

20163403113 is a wasteful number, since it uses less digits than its factorization.

20163403113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9953.

The product of its (nonzero) digits is 1296, while the sum is 24.

Adding to 20163403113 its reverse (31130436102), we get a palindrome (51293839215).

The spelling of 20163403113 in words is "twenty billion, one hundred sixty-three million, four hundred three thousand, one hundred thirteen".