112312020200221 has 4 divisors (see below), whose sum is σ = 112315613871132. Its totient is φ = 112308426529312.

The previous prime is 112312020200213. The next prime is 112312020200291. The reversal of 112312020200221 is 122002020213211.

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

It can be written as a sum of positive squares in 2 ways, for example, as 28662521280121 + 83649498920100 = 5353739^2 + 9146010^2 .

It is a cyclic number.

It is not a de Polignac number, because 112312020200221 - 2³ = 112312020200213 is a prime.

It is a super-2 number, since 2×112312020200221² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112312020200201) 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 3 ways as a sum of consecutive naturals, for example, 1796788576 + ... + 1796851081.

It is an arithmetic number, because the mean of its divisors is an integer number (28078903467783).

Almost surely, 2^{112312020200221} is an apocalyptic number.

It is an amenable number.

112312020200221 is a deficient number, since it is larger than the sum of its proper divisors (3593670911).

112312020200221 is an equidigital number, since it uses as much as digits as its factorization.

112312020200221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3593670910.

The product of its (nonzero) digits is 192, while the sum is 19.

Adding to 112312020200221 its reverse (122002020213211), we get a palindrome (234314040413432).

The spelling of 112312020200221 in words is "one hundred twelve trillion, three hundred twelve billion, twenty million, two hundred thousand, two hundred twenty-one".