100243034430043 has 32 divisors (see below), whose sum is σ = 102351721472000. Its totient is φ = 98163029606400.

The previous prime is 100243034430001. The next prime is 100243034430101. The reversal of 100243034430043 is 340034430342001.

It is a cyclic number.

It is not a de Polignac number, because 100243034430043 - 2²⁹ = 100242497559131 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 100243034429987 and 100243034430014.

It is not an unprimeable number, because it can be changed into a prime (100243034434043) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6525806683 + ... + 6525822043.

It is an arithmetic number, because the mean of its divisors is an integer number (3198491296000).

Almost surely, 2^{100243034430043} is an apocalyptic number.

100243034430043 is a deficient number, since it is larger than the sum of its proper divisors (2108687041957).

100243034430043 is a wasteful number, since it uses less digits than its factorization.

100243034430043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17603.

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 100243034430043 its reverse (340034430342001), we get a palindrome (440277464772044).

The spelling of 100243034430043 in words is "one hundred trillion, two hundred forty-three billion, thirty-four million, four hundred thirty thousand, forty-three".