22002021210 has 64 divisors (see below), whose sum is σ = 57207451392. Its totient is φ = 5383435776.

The previous prime is 22002021199. The next prime is 22002021229. The reversal of 22002021210 is 1212020022.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 103779 + ... + 234038.

It is an arithmetic number, because the mean of its divisors is an integer number (893866428).

Almost surely, 2^22002021210 is an apocalyptic number.

22002021210 is an abundant number, since it is smaller than the sum of its proper divisors (35205430182).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22002021210 is a wasteful number, since it uses less digits than its factorization.

22002021210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 338007.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 22002021210 its reverse (1212020022), we get a palindrome (23214041232).

The spelling of 22002021210 in words is "twenty-two billion, two million, twenty-one thousand, two hundred ten".