1000210021012 has 6 divisors (see below), whose sum is σ = 1750367536778. Its totient is φ = 500105010504.

The previous prime is 1000210021003. The next prime is 1000210021079. The reversal of 1000210021012 is 2101200120001.

It can be written as a sum of positive squares in only one way, i.e., 985008610576 + 15201410436 = 992476^2 + 123294^2 .

It is a super-2 number, since 2×1000210021012² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1000210021012.

It is a congruent number.

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 as a sum of consecutive naturals, namely, 125026252623 + ... + 125026252630.

Almost surely, 2^{1000210021012} is an apocalyptic number.

It is an amenable number.

1000210021012 is a deficient number, since it is larger than the sum of its proper divisors (750157515766).

1000210021012 is a wasteful number, since it uses less digits than its factorization.

1000210021012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 250052505257 (or 250052505255 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 1000210021012 its reverse (2101200120001), we get a palindrome (3101410141013).

The spelling of 1000210021012 in words is "one trillion, two hundred ten million, twenty-one thousand, twelve".