210201140 has 24 divisors (see below), whose sum is σ = 460615680. Its totient is φ = 80424608.

The previous prime is 210201139. The next prime is 210201143. The reversal of 210201140 is 41102012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210201143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 228020 + ... + 228939.

It is an arithmetic number, because the mean of its divisors is an integer number (19192320).

Almost surely, 2^210201140 is an apocalyptic number.

210201140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

210201140 is an abundant number, since it is smaller than the sum of its proper divisors (250414540).

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

210201140 is a wasteful number, since it uses less digits than its factorization.

210201140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456991 (or 456989 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 210201140 is about 14498.3150745181. The cubic root of 210201140 is about 594.5819062221.

Adding to 210201140 its reverse (41102012), we get a palindrome (251303152).

The spelling of 210201140 in words is "two hundred ten million, two hundred one thousand, one hundred forty".