20134204200 has 144 divisors (see below), whose sum is σ = 73764475200. Its totient is φ = 4881014400.

The previous prime is 20134204177. The next prime is 20134204213. The reversal of 20134204200 is 240243102.

20134204200 is a `hidden beast` number, since 201 + 3 + 42 + 0 + 420 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 488640 + ... + 528239.

It is an arithmetic number, because the mean of its divisors is an integer number (512253300).

Almost surely, 2^20134204200 is an apocalyptic number.

20134204200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

20134204200 is an abundant number, since it is smaller than the sum of its proper divisors (53630271000).

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

20134204200 is a wasteful number, since it uses less digits than its factorization.

20134204200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016912 (or 1016900 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 20134204200 its reverse (240243102), we get a palindrome (20374447302).

The spelling of 20134204200 in words is "twenty billion, one hundred thirty-four million, two hundred four thousand, two hundred".