22120100210 has 32 divisors (see below), whose sum is σ = 43791293952. Its totient is φ = 7993644480.

The previous prime is 22120100209. The next prime is 22120100267. The reversal of 22120100210 is 1200102122.

It is a happy number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22120100191 and 22120100200.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1804046 + ... + 1816265.

It is an arithmetic number, because the mean of its divisors is an integer number (1368477936).

Almost surely, 2^22120100210 is an apocalyptic number.

22120100210 is a deficient number, since it is larger than the sum of its proper divisors (21671193742).

22120100210 is a wasteful number, since it uses less digits than its factorization.

22120100210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3620378.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 22120100210 its reverse (1200102122), we get a palindrome (23320202332).

The spelling of 22120100210 in words is "twenty-two billion, one hundred twenty million, one hundred thousand, two hundred ten".