112311012019 has 4 divisors (see below), whose sum is σ = 112516334344. Its totient is φ = 112105689696.

The previous prime is 112311011999. The next prime is 112311012029. The reversal of 112311012019 is 910210113211.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 910210113211 = 7 ⋅130030016173.

It is a cyclic number.

It is not a de Polignac number, because 112311012019 - 2⁹ = 112311011507 is a prime.

It is a super-2 number, since 2×112311012019² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (112311012029) 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, 102660342 + ... + 102661435.

It is an arithmetic number, because the mean of its divisors is an integer number (28129083586).

Almost surely, 2^112311012019 is an apocalyptic number.

112311012019 is a deficient number, since it is larger than the sum of its proper divisors (205322325).

112311012019 is an equidigital number, since it uses as much as digits as its factorization.

112311012019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205322324.

The product of its (nonzero) digits is 108, while the sum is 22.

The spelling of 112311012019 in words is "one hundred twelve billion, three hundred eleven million, twelve thousand, nineteen".