20340134031034 has 16 divisors (see below), whose sum is σ = 30577030235136. Its totient is φ = 10147791553200.

The previous prime is 20340134030977. The next prime is 20340134031059. The reversal of 20340134031034 is 43013043104302.

It is a junction number, because it is equal to n+sod(n) for n = 20340134030993 and 20340134031011.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 49034719 + ... + 49447789.

It is an arithmetic number, because the mean of its divisors is an integer number (1911064389696).

Almost surely, 2^{20340134031034} is an apocalyptic number.

20340134031034 is a deficient number, since it is larger than the sum of its proper divisors (10236896204102).

20340134031034 is a wasteful number, since it uses less digits than its factorization.

20340134031034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 466941.

The product of its (nonzero) digits is 10368, while the sum is 28.

Adding to 20340134031034 its reverse (43013043104302), we get a palindrome (63353177135336).

The spelling of 20340134031034 in words is "twenty trillion, three hundred forty billion, one hundred thirty-four million, thirty-one thousand, thirty-four".