1011434442113 has 4 divisors (see below), whose sum is σ = 1011856051200. Its totient is φ = 1011012833028.

The previous prime is 1011434442071. The next prime is 1011434442127. The reversal of 1011434442113 is 3112444341101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1011434442113 - 2¹⁰ = 1011434441089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1011434442143) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 210800945 + ... + 210805742.

It is an arithmetic number, because the mean of its divisors is an integer number (252964012800).

Almost surely, 2^{1011434442113} is an apocalyptic number.

It is an amenable number.

1011434442113 is a deficient number, since it is larger than the sum of its proper divisors (421609087).

1011434442113 is an equidigital number, since it uses as much as digits as its factorization.

1011434442113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 421609086.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 1011434442113 its reverse (3112444341101), we get a palindrome (4123878783214).

The spelling of 1011434442113 in words is "one trillion, eleven billion, four hundred thirty-four million, four hundred forty-two thousand, one hundred thirteen".