10021102 has 16 divisors (see below), whose sum is σ = 18500832. Its totient is φ = 3964320.

The previous prime is 10021093. The next prime is 10021111. The reversal of 10021102 is 20112001.

It is an interprime number because it is at equal distance from previous prime (10021093) and next prime (10021111).

It is a Harshad number since it is a multiple of its sum of digits (7).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27349 + ... + 27712.

It is an arithmetic number, because the mean of its divisors is an integer number (1156302).

Almost surely, 2^10021102 is an apocalyptic number.

10021102 is a deficient number, since it is larger than the sum of its proper divisors (8479730).

10021102 is a wasteful number, since it uses less digits than its factorization.

10021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55083.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 10021102 is about 3165.6124210017. The cubic root of 10021102 is about 215.5949054688.

Adding to 10021102 its reverse (20112001), we get a palindrome (30133103).

The spelling of 10021102 in words is "ten million, twenty-one thousand, one hundred two".