213220424402 has 16 divisors (see below), whose sum is σ = 338654131200. Its totient is φ = 100336081728.

The previous prime is 213220424393. The next prime is 213220424467. The reversal of 213220424402 is 204424022312.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1469099 + ... + 1607697.

It is an arithmetic number, because the mean of its divisors is an integer number (21165883200).

Almost surely, 2^213220424402 is an apocalyptic number.

213220424402 is a deficient number, since it is larger than the sum of its proper divisors (125433706798).

213220424402 is a wasteful number, since it uses less digits than its factorization.

213220424402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183865.

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 213220424402 its reverse (204424022312), we get a palindrome (417644446714).

The spelling of 213220424402 in words is "two hundred thirteen billion, two hundred twenty million, four hundred twenty-four thousand, four hundred two".