210020232 has 16 divisors (see below), whose sum is σ = 525050640. Its totient is φ = 70006736.

The previous prime is 210020231. The next prime is 210020249. The reversal of 210020232 is 232020012.

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

It is not an unprimeable number, because it can be changed into a prime (210020231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4375398 + ... + 4375445.

It is an arithmetic number, because the mean of its divisors is an integer number (32815665).

Almost surely, 2^210020232 is an apocalyptic number.

It is an amenable number.

210020232 is an abundant number, since it is smaller than the sum of its proper divisors (315030408).

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

210020232 is a wasteful number, since it uses less digits than its factorization.

210020232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8750852 (or 8750848 counting only the distinct ones).

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

The square root of 210020232 is about 14492.0747996966. The cubic root of 210020232 is about 594.4112831441.

Adding to 210020232 its reverse (232020012), we get a palindrome (442040244).

The spelling of 210020232 in words is "two hundred ten million, twenty thousand, two hundred thirty-two".