213422042422 has 4 divisors (see below), whose sum is σ = 320133063636. Its totient is φ = 106711021210.

The previous prime is 213422042411. The next prime is 213422042489. The reversal of 213422042422 is 224240224312.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53355510604 + ... + 53355510607.

It is an arithmetic number, because the mean of its divisors is an integer number (80033265909).

Almost surely, 2^213422042422 is an apocalyptic number.

213422042422 is a deficient number, since it is larger than the sum of its proper divisors (106711021214).

213422042422 is a wasteful number, since it uses less digits than its factorization.

213422042422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106711021213.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 213422042422 its reverse (224240224312), we get a palindrome (437662266734).

The spelling of 213422042422 in words is "two hundred thirteen billion, four hundred twenty-two million, forty-two thousand, four hundred twenty-two".