23240343223422 has 48 divisors (see below), whose sum is σ = 54237957188688. Its totient is φ = 7149491585280.

The previous prime is 23240343223379. The next prime is 23240343223457. The reversal of 23240343223422 is 22432234304232.

23240343223422 is a `hidden beast` number, since 2 + 3 + 2 + 4 + 0 + 3 + 4 + 3 + 223 + 422 = 666.

It is a super-2 number, since 2×23240343223422² (a number of 28 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8393323 + ... + 10813350.

It is an arithmetic number, because the mean of its divisors is an integer number (1129957441431).

Almost surely, 2^{23240343223422} is an apocalyptic number.

23240343223422 is an abundant number, since it is smaller than the sum of its proper divisors (30997613965266).

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

23240343223422 is a wasteful number, since it uses less digits than its factorization.

23240343223422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19211865 (or 19211862 counting only the distinct ones).

The product of its (nonzero) digits is 331776, while the sum is 36.

Adding to 23240343223422 its reverse (22432234304232), we get a palindrome (45672577527654).

The spelling of 23240343223422 in words is "twenty-three trillion, two hundred forty billion, three hundred forty-three million, two hundred twenty-three thousand, four hundred twenty-two".