222222022100012 has 48 divisors (see below), whose sum is σ = 424346872992000. Its totient is φ = 100985053700160.

The previous prime is 222222022100011. The next prime is 222222022100027. The reversal of 222222022100012 is 210001220222222.

It is not an unprimeable number, because it can be changed into a prime (222222022100011) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 3334480763 + ... + 3334547405.

It is an arithmetic number, because the mean of its divisors is an integer number (8840559854000).

Almost surely, 2^{222222022100012} is an apocalyptic number.

222222022100012 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

222222022100012 is a deficient number, since it is larger than the sum of its proper divisors (202124850891988).

222222022100012 is a wasteful number, since it uses less digits than its factorization.

222222022100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84246 (or 84244 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 222222022100012 its reverse (210001220222222), we get a palindrome (432223242322234).

The spelling of 222222022100012 in words is "two hundred twenty-two trillion, two hundred twenty-two billion, twenty-two million, one hundred thousand, twelve".