210102132 has 24 divisors (see below), whose sum is σ = 503489056. Its totient is φ = 68141088.

The previous prime is 210102121. The next prime is 210102149. The reversal of 210102132 is 231201012.

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

It is a congruent number.

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, 236158 + ... + 237045.

Almost surely, 2^210102132 is an apocalyptic number.

It is an amenable number.

210102132 is an abundant number, since it is smaller than the sum of its proper divisors (293386924).

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

210102132 is a wasteful number, since it uses less digits than its factorization.

210102132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 473247 (or 473245 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 210102132 is about 14494.9002066244. The cubic root of 210102132 is about 594.4885391255.

Adding to 210102132 its reverse (231201012), we get a palindrome (441303144).

The spelling of 210102132 in words is "two hundred ten million, one hundred two thousand, one hundred thirty-two".