11020091107 has 4 divisors (see below), whose sum is σ = 11094051600. Its totient is φ = 10946130616.

The previous prime is 11020091083. The next prime is 11020091111. The reversal of 11020091107 is 70119002011.

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

It is a cyclic number.

It is not a de Polignac number, because 11020091107 - 2²⁷ = 10885873379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020091207) 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, 36980023 + ... + 36980320.

It is an arithmetic number, because the mean of its divisors is an integer number (2773512900).

Almost surely, 2^11020091107 is an apocalyptic number.

11020091107 is a deficient number, since it is larger than the sum of its proper divisors (73960493).

11020091107 is an equidigital number, since it uses as much as digits as its factorization.

11020091107 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73960492.

The product of its (nonzero) digits is 126, while the sum is 22.

Adding to 11020091107 its reverse (70119002011), we get a palindrome (81139093118).

The spelling of 11020091107 in words is "eleven billion, twenty million, ninety-one thousand, one hundred seven".