112005299951 has 4 divisors (see below), whose sum is σ = 112310491872. Its totient is φ = 111700108032.

The previous prime is 112005299947. The next prime is 112005299993. The reversal of 112005299951 is 159992500211.

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 112005299951 - 2² = 112005299947 is a prime.

It is a super-2 number, since 2×112005299951² (a number of 23 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 (112005299911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 152595410 + ... + 152596143.

It is an arithmetic number, because the mean of its divisors is an integer number (28077622968).

Almost surely, 2^112005299951 is an apocalyptic number.

112005299951 is a deficient number, since it is larger than the sum of its proper divisors (305191921).

112005299951 is an equidigital number, since it uses as much as digits as its factorization.

112005299951 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305191920.

The product of its (nonzero) digits is 72900, while the sum is 44.

The spelling of 112005299951 in words is "one hundred twelve billion, five million, two hundred ninety-nine thousand, nine hundred fifty-one".