1002121012012 has 24 divisors (see below), whose sum is σ = 1802071502336. Its totient is φ = 487257907968.

The previous prime is 1002121012007. The next prime is 1002121012027. The reversal of 1002121012012 is 2102101212001.

It is a junction number, because it is equal to n+sod(n) for n = 1002121011983 and 1002121012001.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 1530348 + ... + 2084755.

Almost surely, 2^{1002121012012} is an apocalyptic number.

It is an amenable number.

1002121012012 is a deficient number, since it is larger than the sum of its proper divisors (799950490324).

1002121012012 is a wasteful number, since it uses less digits than its factorization.

1002121012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3617017 (or 3617015 counting only the distinct ones).

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

Adding to 1002121012012 its reverse (2102101212001), we get a palindrome (3104222224013).

The spelling of 1002121012012 in words is "one trillion, two billion, one hundred twenty-one million, twelve thousand, twelve".