22122100022 has 16 divisors (see below), whose sum is σ = 36202161600. Its totient is φ = 10054844040.

The previous prime is 22122099977. The next prime is 22122100027. The reversal of 22122100022 is 22000122122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22122100027) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516629 + ... + 557807.

It is an arithmetic number, because the mean of its divisors is an integer number (2262635100).

Almost surely, 2^22122100022 is an apocalyptic number.

22122100022 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22122100022 is a deficient number, since it is larger than the sum of its proper divisors (14080061578).

22122100022 is a wasteful number, since it uses less digits than its factorization.

22122100022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 65611.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22122100022 its reverse (22000122122), we get a palindrome (44122222144).

The spelling of 22122100022 in words is "twenty-two billion, one hundred twenty-two million, one hundred thousand, twenty-two".