22022200021210 has 8 divisors (see below), whose sum is σ = 39639960038196. Its totient is φ = 8808880008480.

The previous prime is 22022200021193. The next prime is 22022200021223. The reversal of 22022200021210 is 1212000222022.

It can be written as a sum of positive squares in 2 ways, for example, as 20660924794041 + 1361275227169 = 4545429^2 + 1166737^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1101110001051 + ... + 1101110001070.

Almost surely, 2^{22022200021210} is an apocalyptic number.

22022200021210 is a deficient number, since it is larger than the sum of its proper divisors (17617760016986).

22022200021210 is a wasteful number, since it uses less digits than its factorization.

22022200021210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2202220002128.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 22022200021210 its reverse (1212000222022), we get a palindrome (23234200243232).

The spelling of 22022200021210 in words is "twenty-two trillion, twenty-two billion, two hundred million, twenty-one thousand, two hundred ten".