22220022010 has 8 divisors (see below), whose sum is σ = 39996039636. Its totient is φ = 8888008800.

The previous prime is 22220022001. The next prime is 22220022029. The reversal of 22220022010 is 1022002222.

It can be written as a sum of positive squares in 2 ways, for example, as 20511109089 + 1708912921 = 143217^2 + 41339^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1111001091 + ... + 1111001110.

Almost surely, 2^22220022010 is an apocalyptic number.

22220022010 is a deficient number, since it is larger than the sum of its proper divisors (17776017626).

22220022010 is a wasteful number, since it uses less digits than its factorization.

22220022010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222002208.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 22220022010 its reverse (1022002222), we get a palindrome (23242024232).

The spelling of 22220022010 in words is "twenty-two billion, two hundred twenty million, twenty-two thousand, ten".