22224320214402 has 32 divisors (see below), whose sum is σ = 44478631975680. Its totient is φ = 7403108541840.

The previous prime is 22224320214391. The next prime is 22224320214431. The reversal of 22224320214402 is 20441202342222.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 22224320214402.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 426029173 + ... + 426081335.

It is an arithmetic number, because the mean of its divisors is an integer number (1389957249240).

Almost surely, 2^{22224320214402} is an apocalyptic number.

22224320214402 is an abundant number, since it is smaller than the sum of its proper divisors (22254311761278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22224320214402 is a wasteful number, since it uses less digits than its factorization.

22224320214402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 98718.

The product of its (nonzero) digits is 24576, while the sum is 30.

Adding to 22224320214402 its reverse (20441202342222), we get a palindrome (42665522556624).

The spelling of 22224320214402 in words is "twenty-two trillion, two hundred twenty-four billion, three hundred twenty million, two hundred fourteen thousand, four hundred two".