11022031001 has 4 divisors (see below), whose sum is σ = 11022279732. Its totient is φ = 11021782272.

The previous prime is 11022030989. The next prime is 11022031037. The reversal of 11022031001 is 10013022011.

11022031001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10868271001 + 153760000 = 104251^2 + 12400^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11022031001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11022031061) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 37820 + ... + 153213.

It is an arithmetic number, because the mean of its divisors is an integer number (2755569933).

Almost surely, 2^11022031001 is an apocalyptic number.

It is an amenable number.

11022031001 is a deficient number, since it is larger than the sum of its proper divisors (248731).

11022031001 is an equidigital number, since it uses as much as digits as its factorization.

11022031001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248730.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11022031001 its reverse (10013022011), we get a palindrome (21035053012).

The spelling of 11022031001 in words is "eleven billion, twenty-two million, thirty-one thousand, one".