213034512 has 20 divisors (see below), whose sum is σ = 550339280. Its totient is φ = 71011488.

The previous prime is 213034489. The next prime is 213034537. The reversal of 213034512 is 215430312.

It is an unprimeable number.

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, 2219062 + ... + 2219157.

It is an arithmetic number, because the mean of its divisors is an integer number (27516964).

Almost surely, 2^213034512 is an apocalyptic number.

It is an amenable number.

213034512 is an abundant number, since it is smaller than the sum of its proper divisors (337304768).

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

213034512 is a wasteful number, since it uses less digits than its factorization.

213034512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4438230 (or 4438224 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 213034512 is about 14595.7018330740. The cubic root of 213034512 is about 597.2415151485.

Adding to 213034512 its reverse (215430312), we get a palindrome (428464824).

The spelling of 213034512 in words is "two hundred thirteen million, thirty-four thousand, five hundred twelve".