1222000010212 has 24 divisors (see below), whose sum is σ = 2158249705920. Its totient is φ = 605357915040.

The previous prime is 1222000010167. The next prime is 1222000010237. The reversal of 1222000010212 is 2120100002221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1222000010192 and 1222000010201.

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 7 ways as a sum of consecutive naturals, for example, 8028537 + ... + 8179327.

It is an arithmetic number, because the mean of its divisors is an integer number (89927071080).

Almost surely, 2^{1222000010212} is an apocalyptic number.

It is an amenable number.

1222000010212 is a deficient number, since it is larger than the sum of its proper divisors (936249695708).

1222000010212 is a wasteful number, since it uses less digits than its factorization.

1222000010212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 169491 (or 169489 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1222000010212 its reverse (2120100002221), we get a palindrome (3342100012433).

The spelling of 1222000010212 in words is "one trillion, two hundred twenty-two billion, ten thousand, two hundred twelve".