213330412 has 12 divisors (see below), whose sum is σ = 378900760. Its totient is φ = 105073056.

The previous prime is 213330379. The next prime is 213330473. The reversal of 213330412 is 214033312.

It is a self number, because there is not a number n which added to its sum of digits gives 213330412.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 397737 + ... + 398272.

Almost surely, 2^213330412 is an apocalyptic number.

It is an amenable number.

213330412 is a deficient number, since it is larger than the sum of its proper divisors (165570348).

213330412 is a wasteful number, since it uses less digits than its factorization.

213330412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 796080 (or 796078 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 213330412 is about 14605.8348614518. The cubic root of 213330412 is about 597.5179054291.

Adding to 213330412 its reverse (214033312), we get a palindrome (427363724).

It can be divided in two parts, 213 and 330412, that added together give a square (330625 = 575²).

The spelling of 213330412 in words is "two hundred thirteen million, three hundred thirty thousand, four hundred twelve".