1011431114011 has 8 divisors (see below), whose sum is σ = 1072287847440. Its totient is φ = 950725579008.

The previous prime is 1011431113991. The next prime is 1011431114033. The reversal of 1011431114011 is 1104111341101.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1011431114011 - 2⁹ = 1011431113499 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1011431114011.

It is not an unprimeable number, because it can be changed into a prime (1011431114041) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 37785826 + ... + 37812583.

It is an arithmetic number, because the mean of its divisors is an integer number (134035980930).

Almost surely, 2^{1011431114011} is an apocalyptic number.

1011431114011 is a deficient number, since it is larger than the sum of its proper divisors (60856733429).

1011431114011 is an equidigital number, since it uses as much as digits as its factorization.

1011431114011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75599213.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 1011431114011 its reverse (1104111341101), we get a palindrome (2115542455112).

The spelling of 1011431114011 in words is "one trillion, eleven billion, four hundred thirty-one million, one hundred fourteen thousand, eleven".