22402442002 has 32 divisors (see below), whose sum is σ = 36143936640. Its totient is φ = 10375622400.

The previous prime is 22402441981. The next prime is 22402442003. The reversal of 22402442002 is 20024420422.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (22402442003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2959899 + ... + 2967457.

It is an arithmetic number, because the mean of its divisors is an integer number (1129498020).

Almost surely, 2^22402442002 is an apocalyptic number.

22402442002 is a deficient number, since it is larger than the sum of its proper divisors (13741494638).

22402442002 is a wasteful number, since it uses less digits than its factorization.

22402442002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8946.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 22402442002 its reverse (20024420422), we get a palindrome (42426862424).

The spelling of 22402442002 in words is "twenty-two billion, four hundred two million, four hundred forty-two thousand, two".