22120220222210 has 32 divisors (see below), whose sum is σ = 44084368348992. Its totient is φ = 7923660972480.

The previous prime is 22120220222173. The next prime is 22120220222213. The reversal of 22120220222210 is 1222202202122.

It is not an unprimeable number, because it can be changed into a prime (22120220222213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1500685997 + ... + 1500700736.

It is an arithmetic number, because the mean of its divisors is an integer number (1377636510906).

Almost surely, 2^{22120220222210} is an apocalyptic number.

22120220222210 is a deficient number, since it is larger than the sum of its proper divisors (21964148126782).

22120220222210 is a wasteful number, since it uses less digits than its factorization.

22120220222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3001386818.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 22120220222210 its reverse (1222202202122), we get a palindrome (23342422424332).

The spelling of 22120220222210 in words is "twenty-two trillion, one hundred twenty billion, two hundred twenty million, two hundred twenty-two thousand, two hundred ten".