43012112242 has 12 divisors (see below), whose sum is σ = 70916664798. Its totient is φ = 19550960000.

The previous prime is 43012112183. The next prime is 43012112261. The reversal of 43012112242 is 24221121034.

It can be written as a sum of positive squares in only one way, i.e., 22973161761 + 20038950481 = 151569^2 + 141559^2 .

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

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 5 ways as a sum of consecutive naturals, for example, 88867759 + ... + 88868242.

Almost surely, 2^43012112242 is an apocalyptic number.

43012112242 is a deficient number, since it is larger than the sum of its proper divisors (27904552556).

43012112242 is a wasteful number, since it uses less digits than its factorization.

43012112242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 177736025 (or 177736014 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 43012112242 its reverse (24221121034), we get a palindrome (67233233276).

The spelling of 43012112242 in words is "forty-three billion, twelve million, one hundred twelve thousand, two hundred forty-two".