210112021102 has 4 divisors (see below), whose sum is σ = 315168031656. Its totient is φ = 105056010550.

The previous prime is 210112021001. The next prime is 210112021127. The reversal of 210112021102 is 201120211012.

210112021102 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×210112021102² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 52528005274 + ... + 52528005277.

It is an arithmetic number, because the mean of its divisors is an integer number (78792007914).

Almost surely, 2^210112021102 is an apocalyptic number.

210112021102 is a deficient number, since it is larger than the sum of its proper divisors (105056010554).

210112021102 is a wasteful number, since it uses less digits than its factorization.

210112021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105056010553.

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

Adding to 210112021102 its reverse (201120211012), we get a palindrome (411232232114).

The spelling of 210112021102 in words is "two hundred ten billion, one hundred twelve million, twenty-one thousand, one hundred two".