10021012112 has 20 divisors (see below), whose sum is σ = 19517369856. Its totient is φ = 4984271520.

The previous prime is 10021012109. The next prime is 10021012121. The reversal of 10021012112 is 21121012001.

It is a junction number, because it is equal to n+sod(n) for n = 10021012093 and 10021012102.

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, 1636508 + ... + 1642619.

Almost surely, 2^10021012112 is an apocalyptic number.

It is an amenable number.

10021012112 is a deficient number, since it is larger than the sum of its proper divisors (9496357744).

10021012112 is a wasteful number, since it uses less digits than its factorization.

10021012112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3279326 (or 3279320 counting only the distinct ones).

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

Adding to 10021012112 its reverse (21121012001), we get a palindrome (31142024113).

The spelling of 10021012112 in words is "ten billion, twenty-one million, twelve thousand, one hundred twelve".