22202222212001 has 12 divisors (see below), whose sum is σ = 24041675247408. Its totient is φ = 20494175096304.

The previous prime is 22202222211989. The next prime is 22202222212043. The reversal of 22202222212001 is 10021222220222.

It is not a de Polignac number, because 22202222212001 - 2⁶ = 22202222211937 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22202222215001) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20537666 + ... + 21591668.

It is an arithmetic number, because the mean of its divisors is an integer number (2003472937284).

Almost surely, 2^{22202222212001} is an apocalyptic number.

It is an amenable number.

22202222212001 is a deficient number, since it is larger than the sum of its proper divisors (1839453035407).

22202222212001 is a wasteful number, since it uses less digits than its factorization.

22202222212001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1178672 (or 1178659 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22202222212001 its reverse (10021222220222), we get a palindrome (32223444432223).

The spelling of 22202222212001 in words is "twenty-two trillion, two hundred two billion, two hundred twenty-two million, two hundred twelve thousand, one".