10002020012 has 12 divisors (see below), whose sum is σ = 17512520256. Its totient is φ = 4998442800.

The previous prime is 10002020009. The next prime is 10002020059. The reversal of 10002020012 is 21002020001.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 633023 + ... + 648630.

It is an arithmetic number, because the mean of its divisors is an integer number (1459376688).

Almost surely, 2^10002020012 is an apocalyptic number.

It is an amenable number.

10002020012 is a deficient number, since it is larger than the sum of its proper divisors (7510500244).

10002020012 is a wasteful number, since it uses less digits than its factorization.

10002020012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283608 (or 1283606 counting only the distinct ones).

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

Adding to 10002020012 its reverse (21002020001), we get a palindrome (31004040013).

The spelling of 10002020012 in words is "ten billion, two million, twenty thousand, twelve".