20434001134330 has 64 divisors (see below), whose sum is σ = 43491033319680. Its totient is φ = 6763446144000.

The previous prime is 20434001134297. The next prime is 20434001134369. The reversal of 20434001134330 is 3343110043402.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 14450050 + ... + 15801010.

It is an arithmetic number, because the mean of its divisors is an integer number (679547395620).

Almost surely, 2^{20434001134330} is an apocalyptic number.

20434001134330 is an abundant number, since it is smaller than the sum of its proper divisors (23057032185350).

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

20434001134330 is a wasteful number, since it uses less digits than its factorization.

20434001134330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1358455.

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

Adding to 20434001134330 its reverse (3343110043402), we get a palindrome (23777111177732).

The spelling of 20434001134330 in words is "twenty trillion, four hundred thirty-four billion, one million, one hundred thirty-four thousand, three hundred thirty".