2112193011 has 4 divisors (see below), whose sum is σ = 2816257352. Its totient is φ = 1408128672.

The previous prime is 2112192997. The next prime is 2112193049. The reversal of 2112193011 is 1103912112.

It is a happy number.

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

It is not a de Polignac number, because 2112193011 - 2⁷ = 2112192883 is a prime.

It is a super-2 number, since 2×2112193011² = 8922718631434492242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112193051) 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, 352032166 + ... + 352032171.

It is an arithmetic number, because the mean of its divisors is an integer number (704064338).

Almost surely, 2^2112193011 is an apocalyptic number.

2112193011 is a deficient number, since it is larger than the sum of its proper divisors (704064341).

2112193011 is an equidigital number, since it uses as much as digits as its factorization.

2112193011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704064340.

The product of its (nonzero) digits is 108, while the sum is 21.

The square root of 2112193011 is about 45958.6010557328. The cubic root of 2112193011 is about 1283.0528147351.

The spelling of 2112193011 in words is "two billion, one hundred twelve million, one hundred ninety-three thousand, eleven".