110212102021 has 16 divisors (see below), whose sum is σ = 128255895040. Its totient is φ = 92756327040.

The previous prime is 110212102003. The next prime is 110212102051. The reversal of 110212102021 is 120201212011.

It is a cyclic number.

It is not a de Polignac number, because 110212102021 - 2¹⁹ = 110211577733 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 110212101992 and 110212102010.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (110212102051) by changing a digit.

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 in 15 ways as a sum of consecutive naturals, for example, 450456 + ... + 650641.

It is an arithmetic number, because the mean of its divisors is an integer number (8015993440).

Almost surely, 2^110212102021 is an apocalyptic number.

It is an amenable number.

110212102021 is a deficient number, since it is larger than the sum of its proper divisors (18043793019).

110212102021 is a wasteful number, since it uses less digits than its factorization.

110212102021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101364.

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

Adding to 110212102021 its reverse (120201212011), we get a palindrome (230413314032).

The spelling of 110212102021 in words is "one hundred ten billion, two hundred twelve million, one hundred two thousand, twenty-one".