213335533312 has 36 divisors (see below), whose sum is σ = 464550251256. Its totient is φ = 96970695680.

The previous prime is 213335533267. The next prime is 213335533429.

213335533312 is nontrivially palindromic in base 10.

It is a congruent number.

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, 37876363 + ... + 37881994.

It is an arithmetic number, because the mean of its divisors is an integer number (12904173646).

Almost surely, 2^213335533312 is an apocalyptic number.

213335533312 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

213335533312 is an abundant number, since it is smaller than the sum of its proper divisors (251214717944).

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

213335533312 is an equidigital number, since it uses as much as digits as its factorization.

213335533312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75758384 (or 75758370 counting only the distinct ones).

The product of its digits is 72900, while the sum is 34.

It can be divided in two parts, 213335 and 533312, that added together give a palindrome (746647).

The spelling of 213335533312 in words is "two hundred thirteen billion, three hundred thirty-five million, five hundred thirty-three thousand, three hundred twelve".