11091701028 has 24 divisors (see below), whose sum is σ = 25882621632. Its totient is φ = 3696949984.

The previous prime is 11091700967. The next prime is 11091701053. The reversal of 11091701028 is 82010719011.

11091701028 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 11091700986 and 11091701004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 179626 + ... + 233342.

It is an arithmetic number, because the mean of its divisors is an integer number (1078442568).

Almost surely, 2^11091701028 is an apocalyptic number.

It is an amenable number.

11091701028 is an abundant number, since it is smaller than the sum of its proper divisors (14790920604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11091701028 is a wasteful number, since it uses less digits than its factorization.

11091701028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70931 (or 70929 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 30.

The spelling of 11091701028 in words is "eleven billion, ninety-one million, seven hundred one thousand, twenty-eight".