11023011113 has 4 divisors (see below), whose sum is σ = 11107156368. Its totient is φ = 10938865860.

The previous prime is 11023011053. The next prime is 11023011121. The reversal of 11023011113 is 31111032011.

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, and also an emirpimes, since its reverse is a distinct semiprime: 31111032011 = 37 ⋅840838703.

It is a cyclic number.

It is not a de Polignac number, because 11023011113 - 2²⁰ = 11021962537 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11023011133) 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, 42072431 + ... + 42072692.

It is an arithmetic number, because the mean of its divisors is an integer number (2776789092).

Almost surely, 2^11023011113 is an apocalyptic number.

It is an amenable number.

11023011113 is a deficient number, since it is larger than the sum of its proper divisors (84145255).

11023011113 is an equidigital number, since it uses as much as digits as its factorization.

11023011113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84145254.

The product of its (nonzero) digits is 18, while the sum is 14.

Adding to 11023011113 its reverse (31111032011), we get a palindrome (42134043124).

The spelling of 11023011113 in words is "eleven billion, twenty-three million, eleven thousand, one hundred thirteen".