112400212061 has 4 divisors (see below), whose sum is σ = 112435683900. Its totient is φ = 112364740224.

The previous prime is 112400212051. The next prime is 112400212079. The reversal of 112400212061 is 160212004211.

It is a happy number.

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 87882602500 + 24517609561 = 296450^2 + 156581^2 .

It is a cyclic number.

It is not a de Polignac number, because 112400212061 - 2¹⁸ = 112399949917 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112400212051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17731166 + ... + 17737503.

It is an arithmetic number, because the mean of its divisors is an integer number (28108920975).

Almost surely, 2^112400212061 is an apocalyptic number.

It is an amenable number.

112400212061 is a deficient number, since it is larger than the sum of its proper divisors (35471839).

112400212061 is an equidigital number, since it uses as much as digits as its factorization.

112400212061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35471838.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 112400212061 its reverse (160212004211), we get a palindrome (272612216272).

The spelling of 112400212061 in words is "one hundred twelve billion, four hundred million, two hundred twelve thousand, sixty-one".