22203221212002 has 16 divisors (see below), whose sum is σ = 44408417981472. Its totient is φ = 7400744477760.

The previous prime is 22203221211967. The next prime is 22203221212057. The reversal of 22203221212002 is 20021212230222.

It is a self number, because there is not a number n which added to its sum of digits gives 22203221212002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82168768 + ... + 82438539.

It is an arithmetic number, because the mean of its divisors is an integer number (2775526123842).

Almost surely, 2^{22203221212002} is an apocalyptic number.

22203221212002 is an abundant number, since it is smaller than the sum of its proper divisors (22205196769470).

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

22203221212002 is a wasteful number, since it uses less digits than its factorization.

22203221212002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164629793.

The product of its (nonzero) digits is 768, while the sum is 21.

Adding to 22203221212002 its reverse (20021212230222), we get a palindrome (42224433442224).

The spelling of 22203221212002 in words is "twenty-two trillion, two hundred three billion, two hundred twenty-one million, two hundred twelve thousand, two".