2112311958 has 8 divisors (see below), whose sum is σ = 4224623928. Its totient is φ = 704103984.

The previous prime is 2112311933. The next prime is 2112311959. The reversal of 2112311958 is 8591132112.

It is a sphenic number, since it is the product of 3 distinct primes.

2112311958 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112311959) 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, 176025991 + ... + 176026002.

It is an arithmetic number, because the mean of its divisors is an integer number (528077991).

Almost surely, 2^2112311958 is an apocalyptic number.

2112311958 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2112311958 is a wasteful number, since it uses less digits than its factorization.

2112311958 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 352051998.

The product of its digits is 4320, while the sum is 33.

The square root of 2112311958 is about 45959.8951043189. The cubic root of 2112311958 is about 1283.0768990900.

The spelling of 2112311958 in words is "two billion, one hundred twelve million, three hundred eleven thousand, nine hundred fifty-eight".