22120012211210 has 16 divisors (see below), whose sum is σ = 39816193048416. Its totient is φ = 8847966869328.

The previous prime is 22120012211207. The next prime is 22120012211221. The reversal of 22120012211210 is 1211221002122.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2245052 + ... + 7019991.

It is an arithmetic number, because the mean of its divisors is an integer number (2488512065526).

Almost surely, 2^{22120012211210} is an apocalyptic number.

22120012211210 is a deficient number, since it is larger than the sum of its proper divisors (17696180837206).

22120012211210 is a wasteful number, since it uses less digits than its factorization.

22120012211210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9503797.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22120012211210 its reverse (1211221002122), we get a palindrome (23331233213332).

The spelling of 22120012211210 in words is "twenty-two trillion, one hundred twenty billion, twelve million, two hundred eleven thousand, two hundred ten".