112321012211 has 4 divisors (see below), whose sum is σ = 113140873752. Its totient is φ = 111501150672.

The previous prime is 112321012207. The next prime is 112321012231. The reversal of 112321012211 is 112210123211.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 112321012211 - 2² = 112321012207 is a prime.

It is a super-2 number, since 2×112321012211² (a number of 23 digits) contains 22 as substring.

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 112321012211.

It is not an unprimeable number, because it can be changed into a prime (112321012231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 409930565 + ... + 409930838.

It is an arithmetic number, because the mean of its divisors is an integer number (28285218438).

Almost surely, 2^112321012211 is an apocalyptic number.

112321012211 is a deficient number, since it is larger than the sum of its proper divisors (819861541).

112321012211 is an equidigital number, since it uses as much as digits as its factorization.

112321012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819861540.

The product of its (nonzero) digits is 48, while the sum is 17.

Adding to 112321012211 its reverse (112210123211), we get a palindrome (224531135422).

The spelling of 112321012211 in words is "one hundred twelve billion, three hundred twenty-one million, twelve thousand, two hundred eleven".