22012200122 has 32 divisors (see below), whose sum is σ = 36323964864. Its totient is φ = 9921225600.

The previous prime is 22012200113. The next prime is 22012200139. The reversal of 22012200122 is 22100221022.

It is a junction number, because it is equal to n+sod(n) for n = 22012200097 and 22012200106.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5049968 + ... + 5054324.

It is an arithmetic number, because the mean of its divisors is an integer number (1135123902).

Almost surely, 2^22012200122 is an apocalyptic number.

22012200122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22012200122 is a deficient number, since it is larger than the sum of its proper divisors (14311764742).

22012200122 is a wasteful number, since it uses less digits than its factorization.

22012200122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6254.

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

Adding to 22012200122 its reverse (22100221022), we get a palindrome (44112421144).

The spelling of 22012200122 in words is "twenty-two billion, twelve million, two hundred thousand, one hundred twenty-two".