112102212211021 has 8 divisors (see below), whose sum is σ = 118461481678080. Its totient is φ = 105788858047488.

The previous prime is 112102212210953. The next prime is 112102212211049. The reversal of 112102212211021 is 120112212201211.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 112102212211021 - 2⁹ = 112102212210509 is a prime.

It is a super-3 number, since 3×112102212211021³ (a number of 43 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 112102212211021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112102212211061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11478820861 + ... + 11478830626.

It is an arithmetic number, because the mean of its divisors is an integer number (14807685209760).

Almost surely, 2^{112102212211021} is an apocalyptic number.

It is an amenable number.

112102212211021 is a deficient number, since it is larger than the sum of its proper divisors (6359269467059).

112102212211021 is a wasteful number, since it uses less digits than its factorization.

112102212211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22957651763.

The product of its (nonzero) digits is 64, while the sum is 19.

Adding to 112102212211021 its reverse (120112212201211), we get a palindrome (232214424412232).

The spelling of 112102212211021 in words is "one hundred twelve trillion, one hundred two billion, two hundred twelve million, two hundred eleven thousand, twenty-one".