11121022001 has 8 divisors (see below), whose sum is σ = 11306275680. Its totient is φ = 10936335168.

The previous prime is 11121021973. The next prime is 11121022009. The reversal of 11121022001 is 10022012111.

11121022001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11121022001 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11121022009) 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 7 ways as a sum of consecutive naturals, for example, 102056 + ... + 180713.

It is an arithmetic number, because the mean of its divisors is an integer number (1413284460).

Almost surely, 2^11121022001 is an apocalyptic number.

It is an amenable number.

11121022001 is a deficient number, since it is larger than the sum of its proper divisors (185253679).

11121022001 is an equidigital number, since it uses as much as digits as its factorization.

11121022001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283423.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 11121022001 its reverse (10022012111), we get a palindrome (21143034112).

The spelling of 11121022001 in words is "eleven billion, one hundred twenty-one million, twenty-two thousand, one".