2112102043 has 8 divisors (see below), whose sum is σ = 2170986512. Its totient is φ = 2053312416.

The previous prime is 2112102019. The next prime is 2112102059. The reversal of 2112102043 is 3402012112.

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

It is a cyclic number.

It is not a de Polignac number, because 2112102043 - 2⁹ = 2112101531 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2112102143) 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 7 ways as a sum of consecutive naturals, for example, 22696 + ... + 68842.

It is an arithmetic number, because the mean of its divisors is an integer number (271373314).

Almost surely, 2^2112102043 is an apocalyptic number.

2112102043 is a deficient number, since it is larger than the sum of its proper divisors (58884469).

2112102043 is a wasteful number, since it uses less digits than its factorization.

2112102043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47421.

The product of its (nonzero) digits is 96, while the sum is 16.

The square root of 2112102043 is about 45957.6113717848. The cubic root of 2112102043 is about 1283.0343949500.

Adding to 2112102043 its reverse (3402012112), we get a palindrome (5514114155).

The spelling of 2112102043 in words is "two billion, one hundred twelve million, one hundred two thousand, forty-three".