22421240222 has 16 divisors (see below), whose sum is σ = 33805371600. Its totient is φ = 11152827840.

The previous prime is 22421240201. The next prime is 22421240249. The reversal of 22421240222 is 22204212422.

It is a congruent number.

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, 1141904 + ... + 1161372.

It is an arithmetic number, because the mean of its divisors is an integer number (2112835725).

Almost surely, 2^22421240222 is an apocalyptic number.

22421240222 is a deficient number, since it is larger than the sum of its proper divisors (11384131378).

22421240222 is a wasteful number, since it uses less digits than its factorization.

22421240222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22411.

The product of its (nonzero) digits is 2048, while the sum is 23.

Adding to 22421240222 its reverse (22204212422), we get a palindrome (44625452644).

The spelling of 22421240222 in words is "twenty-two billion, four hundred twenty-one million, two hundred forty thousand, two hundred twenty-two".