20013134236134 has 32 divisors (see below), whose sum is σ = 43106061352704. Its totient is φ = 6157766149920.

The previous prime is 20013134236097. The next prime is 20013134236153. The reversal of 20013134236134 is 43163243131002.

It is a junction number, because it is equal to n+sod(n) for n = 20013134236095 and 20013134236104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1498479 + ... + 6501669.

It is an arithmetic number, because the mean of its divisors is an integer number (1347064417272).

Almost surely, 2^{20013134236134} is an apocalyptic number.

20013134236134 is an abundant number, since it is smaller than the sum of its proper divisors (23092927116570).

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

20013134236134 is a wasteful number, since it uses less digits than its factorization.

20013134236134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5054492.

The product of its (nonzero) digits is 31104, while the sum is 33.

Adding to 20013134236134 its reverse (43163243131002), we get a palindrome (63176377367136).

The spelling of 20013134236134 in words is "twenty trillion, thirteen billion, one hundred thirty-four million, two hundred thirty-six thousand, one hundred thirty-four".