213400312324 has 6 divisors (see below), whose sum is σ = 373450546574. Its totient is φ = 106700156160.

The previous prime is 213400312291. The next prime is 213400312351. The reversal of 213400312324 is 423213004312.

It can be written as a sum of positive squares in only one way, i.e., 114541633600 + 98858678724 = 338440^2 + 314418^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26675039037 + ... + 26675039044.

Almost surely, 2^213400312324 is an apocalyptic number.

It is an amenable number.

213400312324 is a deficient number, since it is larger than the sum of its proper divisors (160050234250).

213400312324 is a wasteful number, since it uses less digits than its factorization.

213400312324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53350078085 (or 53350078083 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 213400312324 its reverse (423213004312), we get a palindrome (636613316636).

The spelling of 213400312324 in words is "two hundred thirteen billion, four hundred million, three hundred twelve thousand, three hundred twenty-four".