2012300043 has 16 divisors (see below), whose sum is σ = 2932586496. Its totient is φ = 1219854240.

The previous prime is 2012300033. The next prime is 2012300099. The reversal of 2012300043 is 3400032102.

It is not a de Polignac number, because 2012300043 - 2⁵ = 2012300011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2012299995 and 2012300031.

It is not an unprimeable number, because it can be changed into a prime (2012300033) 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 15 ways as a sum of consecutive naturals, for example, 382443 + ... + 387668.

It is an arithmetic number, because the mean of its divisors is an integer number (183286656).

Almost surely, 2^2012300043 is an apocalyptic number.

2012300043 is a deficient number, since it is larger than the sum of its proper divisors (920286453).

2012300043 is a wasteful number, since it uses less digits than its factorization.

2012300043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 770194.

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 2012300043 is about 44858.6674233642. The cubic root of 2012300043 is about 1262.4986202383.

Adding to 2012300043 its reverse (3400032102), we get a palindrome (5412332145).

The spelling of 2012300043 in words is "two billion, twelve million, three hundred thousand, forty-three".