22022201210 has 8 divisors (see below), whose sum is σ = 39639962196. Its totient is φ = 8808880480.

The previous prime is 22022201189. The next prime is 22022201233. The reversal of 22022201210 is 1210222022.

It can be written as a sum of positive squares in 2 ways, for example, as 21807314929 + 214886281 = 147673^2 + 14659^2 .

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

It is a super-2 number, since 2×22022201210² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

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, 1101110051 + ... + 1101110070.

Almost surely, 2^22022201210 is an apocalyptic number.

22022201210 is a deficient number, since it is larger than the sum of its proper divisors (17617760986).

22022201210 is a wasteful number, since it uses less digits than its factorization.

22022201210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202220128.

The product of its (nonzero) digits is 64, while the sum is 14.

Adding to 22022201210 its reverse (1210222022), we get a palindrome (23232423232).

It can be divided in two parts, 220222012 and 10, that added together give a palindrome (220222022).

The spelling of 22022201210 in words is "twenty-two billion, twenty-two million, two hundred one thousand, two hundred ten".