213302143423422 has 24 divisors (see below), whose sum is σ = 462157658756976. Its totient is φ = 71100250678656.

The previous prime is 213302143423387. The next prime is 213302143423487. The reversal of 213302143423422 is 224324341203312.

213302143423422 is a `hidden beast` number, since 2 + 1 + 3 + 302 + 1 + 4 + 3 + 4 + 2 + 342 + 2 = 666.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35807923 + ... + 41337774.

It is an arithmetic number, because the mean of its divisors is an integer number (19256569114874).

Almost surely, 2^{213302143423422} is an apocalyptic number.

213302143423422 is an abundant number, since it is smaller than the sum of its proper divisors (248855515333554).

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

213302143423422 is a wasteful number, since it uses less digits than its factorization.

213302143423422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 77299312 (or 77299309 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 36.

Adding to 213302143423422 its reverse (224324341203312), we get a palindrome (437626484626734).

The spelling of 213302143423422 in words is "two hundred thirteen trillion, three hundred two billion, one hundred forty-three million, four hundred twenty-three thousand, four hundred twenty-two".