213010112 has 28 divisors (see below), whose sum is σ = 483077520. Its totient is φ = 91289856.

The previous prime is 213010093. The next prime is 213010117. The reversal of 213010112 is 211010312.

It is a tau number, because it is divible by the number of its divisors (28).

It is a junction number, because it is equal to n+sod(n) for n = 213010093 and 213010102.

It is not an unprimeable number, because it can be changed into a prime (213010117) 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, 237287 + ... + 238182.

Almost surely, 2^213010112 is an apocalyptic number.

It is an amenable number.

213010112 is an abundant number, since it is smaller than the sum of its proper divisors (270067408).

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

213010112 is an equidigital number, since it uses as much as digits as its factorization.

213010112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475488 (or 475478 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 11.

The square root of 213010112 is about 14594.8659466266. The cubic root of 213010112 is about 597.2187125061.

Adding to 213010112 its reverse (211010312), we get a palindrome (424020424).

The spelling of 213010112 in words is "two hundred thirteen million, ten thousand, one hundred twelve".