101212201222112 has 12 divisors (see below), whose sum is σ = 199261521156096. Its totient is φ = 50606100611040.

The previous prime is 101212201222079. The next prime is 101212201222163. The reversal of 101212201222112 is 211222102212101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1581440644064 + ... + 1581440644127.

It is an arithmetic number, because the mean of its divisors is an integer number (16605126763008).

Almost surely, 2^{101212201222112} is an apocalyptic number.

It is an amenable number.

101212201222112 is a deficient number, since it is larger than the sum of its proper divisors (98049319933984).

101212201222112 is an equidigital number, since it uses as much as digits as its factorization.

101212201222112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3162881288201 (or 3162881288193 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 20.

Adding to 101212201222112 its reverse (211222102212101), we get a palindrome (312434303434213).

The spelling of 101212201222112 in words is "one hundred one trillion, two hundred twelve billion, two hundred one million, two hundred twenty-two thousand, one hundred twelve".