213133312343304 has 48 divisors (see below), whose sum is σ = 577284276132720. Its totient is φ = 71038502448480.

The previous prime is 213133312343299. The next prime is 213133312343351. The reversal of 213133312343304 is 403343213331312.

213133312343304 is a `hidden beast` number, since 2 + 1 + 3 + 1 + 3 + 3 + 3 + 1 + 2 + 343 + 304 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 122777922 + ... + 124501745.

It is an arithmetic number, because the mean of its divisors is an integer number (12026755752765).

Almost surely, 2^{213133312343304} is an apocalyptic number.

213133312343304 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

213133312343304 is an abundant number, since it is smaller than the sum of its proper divisors (364150963789416).

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

213133312343304 is a wasteful number, since it uses less digits than its factorization.

213133312343304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 247291650 (or 247291643 counting only the distinct ones).

The product of its (nonzero) digits is 139968, while the sum is 36.

Adding to 213133312343304 its reverse (403343213331312), we get a palindrome (616476525674616).

The spelling of 213133312343304 in words is "two hundred thirteen trillion, one hundred thirty-three billion, three hundred twelve million, three hundred forty-three thousand, three hundred four".