2132112443 has 16 divisors (see below), whose sum is σ = 2394328896. Its totient is φ = 1887959040.

The previous prime is 2132112427. The next prime is 2132112469. The reversal of 2132112443 is 3442112312.

It is a cyclic number.

It is not a de Polignac number, because 2132112443 - 2⁴ = 2132112427 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2132112343) 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 15 ways as a sum of consecutive naturals, for example, 20846 + ... + 68547.

It is an arithmetic number, because the mean of its divisors is an integer number (149645556).

Almost surely, 2^2132112443 is an apocalyptic number.

2132112443 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2132112443 is a deficient number, since it is larger than the sum of its proper divisors (262216453).

2132112443 is a wasteful number, since it uses less digits than its factorization.

2132112443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89494.

The product of its digits is 1152, while the sum is 23.

The square root of 2132112443 is about 46174.8031181509. The cubic root of 2132112443 is about 1287.0735583090.

Adding to 2132112443 its reverse (3442112312), we get a palindrome (5574224755).

The spelling of 2132112443 in words is "two billion, one hundred thirty-two million, one hundred twelve thousand, four hundred forty-three".