200134020 has 24 divisors (see below), whose sum is σ = 560375424. Its totient is φ = 53369056.

The previous prime is 200134003. The next prime is 200134027. The reversal of 200134020 is 20431002.

It is a super-2 number, since 2×200134020² = 80107251922720800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 200133987 and 200134005.

It is not an unprimeable number, because it can be changed into a prime (200134027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1667724 + ... + 1667843.

It is an arithmetic number, because the mean of its divisors is an integer number (23348976).

Almost surely, 2^200134020 is an apocalyptic number.

200134020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200134020 is an abundant number, since it is smaller than the sum of its proper divisors (360241404).

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

200134020 is a wasteful number, since it uses less digits than its factorization.

200134020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3335579 (or 3335577 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 200134020 is about 14146.8731527500. The cubic root of 200134020 is about 584.9341440951.

Adding to 200134020 its reverse (20431002), we get a palindrome (220565022).

The spelling of 200134020 in words is "two hundred million, one hundred thirty-four thousand, twenty".