11020000121111 has 8 divisors (see below), whose sum is σ = 11252493439344. Its totient is φ = 10788416758080.

The previous prime is 11020000121089. The next prime is 11020000121113. The reversal of 11020000121111 is 11112100002011.

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

It is a cyclic number.

It is not a de Polignac number, because 11020000121111 - 2⁶ = 11020000121047 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020000121092 and 11020000121101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020000121113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 227464325 + ... + 227512766.

It is an arithmetic number, because the mean of its divisors is an integer number (1406561679918).

Almost surely, 2^{11020000121111} is an apocalyptic number.

11020000121111 is a deficient number, since it is larger than the sum of its proper divisors (232493318233).

11020000121111 is an equidigital number, since it uses as much as digits as its factorization.

11020000121111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 454977601.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 11020000121111 its reverse (11112100002011), we get a palindrome (22132100123122).

The spelling of 11020000121111 in words is "eleven trillion, twenty billion, one hundred twenty-one thousand, one hundred eleven".