20131300104 has 32 divisors (see below), whose sum is σ = 51688475520. Its totient is φ = 6529070016.

The previous prime is 20131300061. The next prime is 20131300117. The reversal of 20131300104 is 40100313102.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11334304 + ... + 11336079.

It is an arithmetic number, because the mean of its divisors is an integer number (1615264860).

Almost surely, 2^20131300104 is an apocalyptic number.

20131300104 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

20131300104 is an abundant number, since it is smaller than the sum of its proper divisors (31557175416).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

20131300104 is a wasteful number, since it uses less digits than its factorization.

20131300104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22670429 (or 22670425 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20131300104 its reverse (40100313102), we get a palindrome (60231613206).

The spelling of 20131300104 in words is "twenty billion, one hundred thirty-one million, three hundred thousand, one hundred four".