200120340 has 48 divisors (see below), whose sum is σ = 640386432. Its totient is φ = 45741696.

The previous prime is 200120317. The next prime is 200120341. The reversal of 200120340 is 43021002.

200120340 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (200120341) 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, 237819 + ... + 238658.

It is an arithmetic number, because the mean of its divisors is an integer number (13341384).

Almost surely, 2^200120340 is an apocalyptic number.

200120340 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

200120340 is an abundant number, since it is smaller than the sum of its proper divisors (440266092).

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

200120340 is a wasteful number, since it uses less digits than its factorization.

200120340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476496 (or 476494 counting only the distinct ones).

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

The square root of 200120340 is about 14146.3896454184. The cubic root of 200120340 is about 584.9208162238.

Adding to 200120340 its reverse (43021002), we get a palindrome (243141342).

The spelling of 200120340 in words is "two hundred million, one hundred twenty thousand, three hundred forty".