1002123330212 has 6 divisors (see below), whose sum is σ = 1753715827878. Its totient is φ = 501061665104.

The previous prime is 1002123330203. The next prime is 1002123330217. The reversal of 1002123330212 is 2120333212001.

It can be written as a sum of positive squares in only one way, i.e., 968051338816 + 34071991396 = 983896^2 + 184586^2 .

It is not an unprimeable number, because it can be changed into a prime (1002123330217) 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 as a sum of consecutive naturals, namely, 125265416273 + ... + 125265416280.

It is an arithmetic number, because the mean of its divisors is an integer number (292285971313).

Almost surely, 2^{1002123330212} is an apocalyptic number.

It is an amenable number.

1002123330212 is a deficient number, since it is larger than the sum of its proper divisors (751592497666).

1002123330212 is a wasteful number, since it uses less digits than its factorization.

1002123330212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250530832557 (or 250530832555 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 1002123330212 its reverse (2120333212001), we get a palindrome (3122456542213).

The spelling of 1002123330212 in words is "one trillion, two billion, one hundred twenty-three million, three hundred thirty thousand, two hundred twelve".