200403120 has 40 divisors (see below), whose sum is σ = 621250416. Its totient is φ = 53440768.

The previous prime is 200403101. The next prime is 200403131. The reversal of 200403120 is 21304002.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×200403120² = 80322821011468800, 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 = 200403096 and 200403105.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 417267 + ... + 417746.

Almost surely, 2^200403120 is an apocalyptic number.

200403120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200403120 is an abundant number, since it is smaller than the sum of its proper divisors (420847296).

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

200403120 is a wasteful number, since it uses less digits than its factorization.

200403120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835029 (or 835023 counting only the distinct ones).

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

The square root of 200403120 is about 14156.3808934346. The cubic root of 200403120 is about 585.1961939648.

Adding to 200403120 its reverse (21304002), we get a palindrome (221707122).

The spelling of 200403120 in words is "two hundred million, four hundred three thousand, one hundred twenty".