112232021321213 has 6 divisors (see below), whose sum is σ = 113932127685726. Its totient is φ = 110556916520952.

The previous prime is 112232021321209. The next prime is 112232021321263. The reversal of 112232021321213 is 312123120232211.

It can be written as a sum of positive squares in only one way, i.e., 107068955792569 + 5163065528644 = 10347413^2 + 2272238^2 .

It is not a de Polignac number, because 112232021321213 - 2² = 112232021321209 is a prime.

It is a super-2 number, since 2×112232021321213² (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 (112232021321263) 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, 12500777570 + ... + 12500786547.

It is an arithmetic number, because the mean of its divisors is an integer number (18988687947621).

Almost surely, 2^{112232021321213} is an apocalyptic number.

It is an amenable number.

112232021321213 is a deficient number, since it is larger than the sum of its proper divisors (1700106364513).

112232021321213 is an frugal number, since it uses more digits than its factorization.

112232021321213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25001564251 (or 25001564184 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 112232021321213 its reverse (312123120232211), we get a palindrome (424355141553424).

The spelling of 112232021321213 in words is "one hundred twelve trillion, two hundred thirty-two billion, twenty-one million, three hundred twenty-one thousand, two hundred thirteen".