11130431531043 has 32 divisors (see below), whose sum is σ = 16345296594432. Its totient is φ = 6681157056000.

The previous prime is 11130431531029. The next prime is 11130431531083. The reversal of 11130431531043 is 34013513403111.

It is not a de Polignac number, because 11130431531043 - 2¹³ = 11130431522851 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 11130431531043.

It is not an unprimeable number, because it can be changed into a prime (11130431531083) 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, 1634796 + ... + 4993337.

It is an arithmetic number, because the mean of its divisors is an integer number (510790518576).

Almost surely, 2^{11130431531043} is an apocalyptic number.

11130431531043 is a deficient number, since it is larger than the sum of its proper divisors (5214865063389).

11130431531043 is a wasteful number, since it uses less digits than its factorization.

11130431531043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6628635.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 11130431531043 its reverse (34013513403111), we get a palindrome (45143944934154).

The spelling of 11130431531043 in words is "eleven trillion, one hundred thirty billion, four hundred thirty-one million, five hundred thirty-one thousand, forty-three".