213733333830 has 32 divisors (see below), whose sum is σ = 526823787744. Its totient is φ = 55455134976.

The previous prime is 213733333823. The next prime is 213733333831. The reversal of 213733333830 is 38333337312.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (213733333831) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96275167 + ... + 96277386.

It is an arithmetic number, because the mean of its divisors is an integer number (16463243367).

Almost surely, 2^213733333830 is an apocalyptic number.

213733333830 is an abundant number, since it is smaller than the sum of its proper divisors (313090453914).

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

213733333830 is a wasteful number, since it uses less digits than its factorization.

213733333830 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192552600.

The product of its (nonzero) digits is 244944, while the sum is 39.

The spelling of 213733333830 in words is "two hundred thirteen billion, seven hundred thirty-three million, three hundred thirty-three thousand, eight hundred thirty".