22221212110010 has 32 divisors (see below), whose sum is σ = 40046119251840. Its totient is φ = 8877836907072.

The previous prime is 22221212109997. The next prime is 22221212110049. The reversal of 22221212110010 is 1001121212222.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36773537 + ... + 37372923.

It is an arithmetic number, because the mean of its divisors is an integer number (1251441226620).

Almost surely, 2^{22221212110010} is an apocalyptic number.

22221212110010 is a deficient number, since it is larger than the sum of its proper divisors (17824907141830).

22221212110010 is a wasteful number, since it uses less digits than its factorization.

22221212110010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603830.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 22221212110010 its reverse (1001121212222), we get a palindrome (23222333322232).

The spelling of 22221212110010 in words is "twenty-two trillion, two hundred twenty-one billion, two hundred twelve million, one hundred ten thousand, ten".