1113031311011 has 4 divisors (see below), whose sum is σ = 1113033550224. Its totient is φ = 1113029071800.

The previous prime is 1113031310983. The next prime is 1113031311089. The reversal of 1113031311011 is 1101131303111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1113031311011 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1113031311911) 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, 2420 + ... + 1492001.

It is an arithmetic number, because the mean of its divisors is an integer number (278258387556).

Almost surely, 2^{1113031311011} is an apocalyptic number.

1113031311011 is a deficient number, since it is larger than the sum of its proper divisors (2239213).

1113031311011 is an equidigital number, since it uses as much as digits as its factorization.

1113031311011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2239212.

The product of its (nonzero) digits is 27, while the sum is 17.

Adding to 1113031311011 its reverse (1101131303111), we get a palindrome (2214162614122).

The spelling of 1113031311011 in words is "one trillion, one hundred thirteen billion, thirty-one million, three hundred eleven thousand, eleven".