22102122221210 has 64 divisors (see below), whose sum is σ = 42019405758720. Its totient is φ = 8347210030080.

The previous prime is 22102122221203. The next prime is 22102122221339. The reversal of 22102122221210 is 1212222120122.

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 31 ways as a sum of consecutive naturals, for example, 394279544 + ... + 394335596.

It is an arithmetic number, because the mean of its divisors is an integer number (656553214980).

Almost surely, 2^{22102122221210} is an apocalyptic number.

22102122221210 is a deficient number, since it is larger than the sum of its proper divisors (19917283537510).

22102122221210 is a wasteful number, since it uses less digits than its factorization.

22102122221210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63063.

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 22102122221210 its reverse (1212222120122), we get a palindrome (23314344341332).

The spelling of 22102122221210 in words is "twenty-two trillion, one hundred two billion, one hundred twenty-two million, two hundred twenty-one thousand, two hundred ten".