112943701222778 has 4 divisors (see below), whose sum is σ = 169415551834170. Its totient is φ = 56471850611388.

The previous prime is 112943701222601. The next prime is 112943701222783. The reversal of 112943701222778 is 877222107349211.

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

It can be written as a sum of positive squares in only one way, i.e., 89756808636049 + 23186892586729 = 9474007^2 + 4815277^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 28235925305693 + ... + 28235925305696.

Almost surely, 2^{112943701222778} is an apocalyptic number.

112943701222778 is a deficient number, since it is larger than the sum of its proper divisors (56471850611392).

112943701222778 is an equidigital number, since it uses as much as digits as its factorization.

112943701222778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56471850611391.

The product of its (nonzero) digits is 4741632, while the sum is 56.

The spelling of 112943701222778 in words is "one hundred twelve trillion, nine hundred forty-three billion, seven hundred one million, two hundred twenty-two thousand, seven hundred seventy-eight".