11020121020201 has 8 divisors (see below), whose sum is σ = 11670521541120. Its totient is φ = 10369960289088.

The previous prime is 11020121020193. The next prime is 11020121020231. The reversal of 11020121020201 is 10202012102011.

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

It is not a de Polignac number, because 11020121020201 - 2³ = 11020121020193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020121020231) 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, 59852821 + ... + 60036658.

It is an arithmetic number, because the mean of its divisors is an integer number (1458815192640).

Almost surely, 2^{11020121020201} is an apocalyptic number.

It is an amenable number.

11020121020201 is a deficient number, since it is larger than the sum of its proper divisors (650400520919).

11020121020201 is a wasteful number, since it uses less digits than its factorization.

11020121020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 119894903.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11020121020201 its reverse (10202012102011), we get a palindrome (21222133122212).

The spelling of 11020121020201 in words is "eleven trillion, twenty billion, one hundred twenty-one million, twenty thousand, two hundred one".