22022022001121 has 4 divisors (see below), whose sum is σ = 22051345599744. Its totient is φ = 21992698402500.

The previous prime is 22022022001099. The next prime is 22022022001123. The reversal of 22022022001121 is 12110022022022.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-22022022001121 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 22022022001121.

It is not an unprimeable number, because it can be changed into a prime (22022022001123) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14661798185 + ... + 14661799686.

It is an arithmetic number, because the mean of its divisors is an integer number (5512836399936).

Almost surely, 2^{22022022001121} is an apocalyptic number.

It is an amenable number.

22022022001121 is a deficient number, since it is larger than the sum of its proper divisors (29323598623).

22022022001121 is an equidigital number, since it uses as much as digits as its factorization.

22022022001121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29323598622.

The product of its (nonzero) digits is 128, while the sum is 17.

Adding to 22022022001121 its reverse (12110022022022), we get a palindrome (34132044023143).

The spelling of 22022022001121 in words is "twenty-two trillion, twenty-two billion, twenty-two million, one thousand, one hundred twenty-one".