112210120221121 has 6 divisors (see below), whose sum is σ = 121505633139030. Its totient is φ = 103578572511648.

The previous prime is 112210120221019. The next prime is 112210120221131. The reversal of 112210120221121 is 121122021012211.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 11757108330496 + 100453011890625 = 3428864^2 + 10022625^2 .

It is not a de Polignac number, because 112210120221121 - 2²³ = 112210111832513 is a prime.

It is a super-2 number, since 2×112210120221121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112210120221131) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 331982604036 + ... + 331982604373.

It is an arithmetic number, because the mean of its divisors is an integer number (20250938856505).

Almost surely, 2^{112210120221121} is an apocalyptic number.

It is an amenable number.

112210120221121 is a deficient number, since it is larger than the sum of its proper divisors (9295512917909).

112210120221121 is an equidigital number, since it uses as much as digits as its factorization.

112210120221121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 663965208435 (or 663965208422 counting only the distinct ones).

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

Adding to 112210120221121 its reverse (121122021012211), we get a palindrome (233332141233332).

The spelling of 112210120221121 in words is "one hundred twelve trillion, two hundred ten billion, one hundred twenty million, two hundred twenty-one thousand, one hundred twenty-one".