11120211021 has 8 divisors (see below), whose sum is σ = 14829564384. Its totient is φ = 7412165840.

The previous prime is 11120211013. The next prime is 11120211023. The reversal of 11120211021 is 12011202111.

11120211021 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 not a de Polignac number, because 11120211021 - 2³ = 11120211013 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11120210988 and 11120211006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11120211023) 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, 307035 + ... + 341336.

It is an arithmetic number, because the mean of its divisors is an integer number (1853695548).

Almost surely, 2^11120211021 is an apocalyptic number.

It is an amenable number.

11120211021 is a deficient number, since it is larger than the sum of its proper divisors (3709353363).

11120211021 is an equidigital number, since it uses as much as digits as its factorization.

11120211021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654091.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11120211021 its reverse (12011202111), we get a palindrome (23131413132).

The spelling of 11120211021 in words is "eleven billion, one hundred twenty million, two hundred eleven thousand, twenty-one".