213213213300 has 72 divisors (see below), whose sum is σ = 618405558400. Its totient is φ = 56717809920.

The previous prime is 213213213289. The next prime is 213213213313. The reversal of 213213213300 is 3312312312.

It is a super-2 number, since 2×213213213300² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 746140 + ... + 991539.

Almost surely, 2^213213213300 is an apocalyptic number.

213213213300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213213213300 is an abundant number, since it is smaller than the sum of its proper divisors (405192345100).

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

213213213300 is a wasteful number, since it uses less digits than its factorization.

213213213300 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1738105 (or 1738098 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 213213213300 its reverse (3312312312), we get a palindrome (216525525612).

The spelling of 213213213300 in words is "two hundred thirteen billion, two hundred thirteen million, two hundred thirteen thousand, three hundred".