1000122110212 has 12 divisors (see below), whose sum is σ = 1750406278096. Its totient is φ = 500006030760.

The previous prime is 1000122110203. The next prime is 1000122110249. The reversal of 1000122110212 is 2120112210001.

It is a junction number, because it is equal to n+sod(n) for n = 1000122110192 and 1000122110201.

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 3 ways as a sum of consecutive naturals, for example, 13715178 + ... + 13787905.

Almost surely, 2^{1000122110212} is an apocalyptic number.

It is an amenable number.

1000122110212 is a deficient number, since it is larger than the sum of its proper divisors (750284167884).

1000122110212 is a wasteful number, since it uses less digits than its factorization.

1000122110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27512178 (or 27512176 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 1000122110212 its reverse (2120112210001), we get a palindrome (3120234320213).

The spelling of 1000122110212 in words is "one trillion, one hundred twenty-two million, one hundred ten thousand, two hundred twelve".