22421231002 has 16 divisors (see below), whose sum is σ = 33910225920. Its totient is φ = 11117893248.

The previous prime is 22421230981. The next prime is 22421231009. The reversal of 22421231002 is 20013212422.

It is not an unprimeable number, because it can be changed into a prime (22421231009) by changing a digit.

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, 671274 + ... + 703882.

It is an arithmetic number, because the mean of its divisors is an integer number (2119389120).

Almost surely, 2^22421231002 is an apocalyptic number.

22421231002 is a deficient number, since it is larger than the sum of its proper divisors (11488994918).

22421231002 is a wasteful number, since it uses less digits than its factorization.

22421231002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35445.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 22421231002 its reverse (20013212422), we get a palindrome (42434443424).

The spelling of 22421231002 in words is "twenty-two billion, four hundred twenty-one million, two hundred thirty-one thousand, two".