213211102422 has 16 divisors (see below), whose sum is σ = 426432983040. Its totient is φ = 71068571112.

The previous prime is 213211102393. The next prime is 213211102453. The reversal of 213211102422 is 224201112312.

It is a happy number.

It is a congruent number.

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, 179478 + ... + 677225.

It is an arithmetic number, because the mean of its divisors is an integer number (26652061440).

Almost surely, 2^213211102422 is an apocalyptic number.

213211102422 is an abundant number, since it is smaller than the sum of its proper divisors (213221880618).

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

213211102422 is a wasteful number, since it uses less digits than its factorization.

213211102422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 898187.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 213211102422 its reverse (224201112312), we get a palindrome (437412214734).

The spelling of 213211102422 in words is "two hundred thirteen billion, two hundred eleven million, one hundred two thousand, four hundred twenty-two".