213133222320 has 160 divisors (see below), whose sum is σ = 708073823232. Its totient is φ = 52895056896.

The previous prime is 213133222277. The next prime is 213133222327. The reversal of 213133222320 is 23222331312.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (213133222327) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 317532 + ... + 726011.

Almost surely, 2^213133222320 is an apocalyptic number.

213133222320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

213133222320 is an abundant number, since it is smaller than the sum of its proper divisors (494940600912).

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

213133222320 is a wasteful number, since it uses less digits than its factorization.

213133222320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1043619 (or 1043613 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

Adding to 213133222320 its reverse (23222331312), we get a palindrome (236355553632).

The spelling of 213133222320 in words is "two hundred thirteen billion, one hundred thirty-three million, two hundred twenty-two thousand, three hundred twenty".