23222152742 has 16 divisors (see below), whose sum is σ = 34993561680. Its totient is φ = 11557726752.

The previous prime is 23222152721. The next prime is 23222152777. The reversal of 23222152742 is 24725122232.

It is a junction number, because it is equal to n+sod(n) for n = 23222152699 and 23222152708.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 480308 + ... + 526440.

It is an arithmetic number, because the mean of its divisors is an integer number (2187097605).

Almost surely, 2^23222152742 is an apocalyptic number.

23222152742 is a deficient number, since it is larger than the sum of its proper divisors (11771408938).

23222152742 is a wasteful number, since it uses less digits than its factorization.

23222152742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47287.

The product of its digits is 26880, while the sum is 32.

Adding to 23222152742 its reverse (24725122232), we get a palindrome (47947274974).

The spelling of 23222152742 in words is "twenty-three billion, two hundred twenty-two million, one hundred fifty-two thousand, seven hundred forty-two".