1000120110212 has 6 divisors (see below), whose sum is σ = 1750210192878. Its totient is φ = 500060055104.

The previous prime is 1000120110167. The next prime is 1000120110221. The reversal of 1000120110212 is 2120110210001.

It can be written as a sum of positive squares in only one way, i.e., 753087253636 + 247032856576 = 867806^2 + 497024^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1000120110193 and 1000120110202.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125015013773 + ... + 125015013780.

It is an arithmetic number, because the mean of its divisors is an integer number (291701698813).

Almost surely, 2^{1000120110212} is an apocalyptic number.

It is an amenable number.

1000120110212 is a deficient number, since it is larger than the sum of its proper divisors (750090082666).

1000120110212 is a wasteful number, since it uses less digits than its factorization.

1000120110212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250030027557 (or 250030027555 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 1000120110212 its reverse (2120110210001), we get a palindrome (3120230320213).

The spelling of 1000120110212 in words is "one trillion, one hundred twenty million, one hundred ten thousand, two hundred twelve".