10021112 has 8 divisors (see below), whose sum is σ = 18789600. Its totient is φ = 5010552.

The previous prime is 10021111. The next prime is 10021127. The reversal of 10021112 is 21112001.

10021112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a Harshad number since it is a multiple of its sum of digits (8), and also a Moran number because the ratio is a prime number: 1252639 = 10021112 / (1 + 0 + 0 + 2 + 1 + 1 + 1 + 2).

It is a self number, because there is not a number n which added to its sum of digits gives 10021112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10021111) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 626312 + ... + 626327.

It is an arithmetic number, because the mean of its divisors is an integer number (2348700).

Almost surely, 2^10021112 is an apocalyptic number.

It is an amenable number.

10021112 is a deficient number, since it is larger than the sum of its proper divisors (8768488).

10021112 is a wasteful number, since it uses less digits than its factorization.

10021112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252645 (or 1252641 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

The square root of 10021112 is about 3165.6140004745. The cubic root of 10021112 is about 215.5949771824.

Adding to 10021112 its reverse (21112001), we get a palindrome (31133113).

It can be divided in two parts, 100 and 21112, that added together give a palindrome (21212).

The spelling of 10021112 in words is "ten million, twenty-one thousand, one hundred twelve".