22201323242 has 16 divisors (see below), whose sum is σ = 38199858432. Its totient is φ = 9479741040.

The previous prime is 22201323197. The next prime is 22201323269. The reversal of 22201323242 is 24232310222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2922053 + ... + 2929640.

It is an arithmetic number, because the mean of its divisors is an integer number (2387491152).

Almost surely, 2^22201323242 is an apocalyptic number.

22201323242 is a deficient number, since it is larger than the sum of its proper divisors (15998535190).

22201323242 is a wasteful number, since it uses less digits than its factorization.

22201323242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5851973.

The product of its (nonzero) digits is 2304, while the sum is 23.

Adding to 22201323242 its reverse (24232310222), we get a palindrome (46433633464).

The spelling of 22201323242 in words is "twenty-two billion, two hundred one million, three hundred twenty-three thousand, two hundred forty-two".