11020036889 has 4 divisors (see below), whose sum is σ = 11104159440. Its totient is φ = 10935914340.

The previous prime is 11020036883. The next prime is 11020036901. The reversal of 11020036889 is 98863002011.

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 11020036889 - 2⁴ = 11020036873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020036883) 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, 42061079 + ... + 42061340.

It is an arithmetic number, because the mean of its divisors is an integer number (2776039860).

Almost surely, 2^11020036889 is an apocalyptic number.

It is an amenable number.

11020036889 is a deficient number, since it is larger than the sum of its proper divisors (84122551).

11020036889 is an equidigital number, since it uses as much as digits as its factorization.

11020036889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 84122550.

The product of its (nonzero) digits is 20736, while the sum is 38.

The spelling of 11020036889 in words is "eleven billion, twenty million, thirty-six thousand, eight hundred eighty-nine".