213303303346 has 24 divisors (see below), whose sum is σ = 388437659136. Its totient is φ = 86038305600.

The previous prime is 213303303299. The next prime is 213303303347. The reversal of 213303303346 is 643303303312.

It is not an unprimeable number, because it can be changed into a prime (213303303347) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26355730 + ... + 26363821.

It is an arithmetic number, because the mean of its divisors is an integer number (16184902464).

Almost surely, 2^213303303346 is an apocalyptic number.

213303303346 is a deficient number, since it is larger than the sum of its proper divisors (175134355790).

213303303346 is a wasteful number, since it uses less digits than its factorization.

213303303346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52719594 (or 52719577 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 213303303346 its reverse (643303303312), we get a palindrome (856606606658).

The spelling of 213303303346 in words is "two hundred thirteen billion, three hundred three million, three hundred three thousand, three hundred forty-six".