22211002122 has 16 divisors (see below), whose sum is σ = 44507273472. Its totient is φ = 7389455840.

The previous prime is 22211002081. The next prime is 22211002123. The reversal of 22211002122 is 22120011222.

It is not an unprimeable number, because it can be changed into a prime (22211002123) by changing a digit.

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, 3549498 + ... + 3555749.

It is an arithmetic number, because the mean of its divisors is an integer number (2781704592).

Almost surely, 2^22211002122 is an apocalyptic number.

22211002122 is an abundant number, since it is smaller than the sum of its proper divisors (22296271350).

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

22211002122 is a wasteful number, since it uses less digits than its factorization.

22211002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7105773.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 22211002122 its reverse (22120011222), we get a palindrome (44331013344).

It can be divided in two parts, 2221100 and 2122, that added together give a palindrome (2223222).

The spelling of 22211002122 in words is "twenty-two billion, two hundred eleven million, two thousand, one hundred twenty-two".