2043104431042 has 4 divisors (see below), whose sum is σ = 3064656646566. Its totient is φ = 1021552215520.

The previous prime is 2043104431033. The next prime is 2043104431141. The reversal of 2043104431042 is 2401344013402.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1910534892841 + 132569538201 = 1382221^2 + 364101^2 .

It is a super-2 number, since 2×2043104431042² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 2043104431042.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510776107759 + ... + 510776107762.

Almost surely, 2^{2043104431042} is an apocalyptic number.

2043104431042 is a deficient number, since it is larger than the sum of its proper divisors (1021552215524).

2043104431042 is a wasteful number, since it uses less digits than its factorization.

2043104431042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1021552215523.

The product of its (nonzero) digits is 9216, while the sum is 28.

Adding to 2043104431042 its reverse (2401344013402), we get a palindrome (4444448444444).

The spelling of 2043104431042 in words is "two trillion, forty-three billion, one hundred four million, four hundred thirty-one thousand, forty-two".