22202122210 has 8 divisors (see below), whose sum is σ = 39963819996. Its totient is φ = 8880848880.

The previous prime is 22202122181. The next prime is 22202122259. The reversal of 22202122210 is 1222120222.

It can be written as a sum of positive squares in 2 ways, for example, as 20188715569 + 2013406641 = 142087^2 + 44871^2 .

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, 1110106101 + ... + 1110106120.

Almost surely, 2^22202122210 is an apocalyptic number.

22202122210 is a deficient number, since it is larger than the sum of its proper divisors (17761697786).

22202122210 is a wasteful number, since it uses less digits than its factorization.

22202122210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2220212228.

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

Adding to 22202122210 its reverse (1222120222), we get a palindrome (23424242432).

The spelling of 22202122210 in words is "twenty-two billion, two hundred two million, one hundred twenty-two thousand, two hundred ten".