210201130 has 16 divisors (see below), whose sum is σ = 379658664. Its totient is φ = 83792320.

The previous prime is 210201083. The next prime is 210201139. The reversal of 210201130 is 31102012.

It can be written as a sum of positive squares in 4 ways, for example, as 207273609 + 2927521 = 14397^2 + 1711^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (210201139) 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, 32941 + ... + 38800.

Almost surely, 2^210201130 is an apocalyptic number.

210201130 is a deficient number, since it is larger than the sum of its proper divisors (169457534).

210201130 is a wasteful number, since it uses less digits than its factorization.

210201130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72041.

The product of its (nonzero) digits is 12, while the sum is 10.

The square root of 210201130 is about 14498.3147296505. The cubic root of 210201130 is about 594.5818967933.

Adding to 210201130 its reverse (31102012), we get a palindrome (241303142).

The spelling of 210201130 in words is "two hundred ten million, two hundred one thousand, one hundred thirty".