2012251443 has 8 divisors (see below), whose sum is σ = 2684068800. Its totient is φ = 1340967528.

The previous prime is 2012251433. The next prime is 2012251453. The reversal of 2012251443 is 3441522102.

It is an interprime number because it is at equal distance from previous prime (2012251433) and next prime (2012251453).

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

It is not a de Polignac number, because 2012251443 - 2⁶ = 2012251379 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2012251433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124473 + ... + 139706.

It is an arithmetic number, because the mean of its divisors is an integer number (335508600).

Almost surely, 2^2012251443 is an apocalyptic number.

2012251443 is a deficient number, since it is larger than the sum of its proper divisors (671817357).

2012251443 is a wasteful number, since it uses less digits than its factorization.

2012251443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266721.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2012251443 is about 44858.1257187591. The cubic root of 2012251443 is about 1262.4884564249.

Adding to 2012251443 its reverse (3441522102), we get a palindrome (5453773545).

The spelling of 2012251443 in words is "two billion, twelve million, two hundred fifty-one thousand, four hundred forty-three".