20204132034 has 32 divisors (see below), whose sum is σ = 40656971520. Its totient is φ = 6693302672.

The previous prime is 20204132033. The next prime is 20204132041. The reversal of 20204132034 is 43023140202.

It is a self number, because there is not a number n which added to its sum of digits gives 20204132034.

It is not an unprimeable number, because it can be changed into a prime (20204132033) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2404789 + ... + 2413175.

It is an arithmetic number, because the mean of its divisors is an integer number (1270530360).

Almost surely, 2^20204132034 is an apocalyptic number.

20204132034 is an abundant number, since it is smaller than the sum of its proper divisors (20452839486).

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

20204132034 is a wasteful number, since it uses less digits than its factorization.

20204132034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10814.

The product of its (nonzero) digits is 1152, while the sum is 21.

Adding to 20204132034 its reverse (43023140202), we get a palindrome (63227272236).

The spelling of 20204132034 in words is "twenty billion, two hundred four million, one hundred thirty-two thousand, thirty-four".