112210221011021 has 6 divisors (see below), whose sum is σ = 130530257094510. Its totient is φ = 96180189437976.

The previous prime is 112210221011003. The next prime is 112210221011023. The reversal of 112210221011021 is 120110122012211.

It can be written as a sum of positive squares in only one way, i.e., 109413984892996 + 2796236118025 = 10460114^2 + 1672195^2 .

It is not a de Polignac number, because 112210221011021 - 2¹⁸ = 112210220748877 is a prime.

It is a super-2 number, since 2×112210221011021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112210221011023) 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 5 ways as a sum of consecutive naturals, for example, 1145002255166 + ... + 1145002255263.

It is an arithmetic number, because the mean of its divisors is an integer number (21755042849085).

Almost surely, 2^{112210221011021} is an apocalyptic number.

It is an amenable number.

112210221011021 is a deficient number, since it is larger than the sum of its proper divisors (18320036083489).

112210221011021 is an equidigital number, since it uses as much as digits as its factorization.

112210221011021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2290004510443 (or 2290004510436 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 112210221011021 its reverse (120110122012211), we get a palindrome (232320343023232).

The spelling of 112210221011021 in words is "one hundred twelve trillion, two hundred ten billion, two hundred twenty-one million, eleven thousand, twenty-one".