11020121202211 has 8 divisors (see below), whose sum is σ = 12022753705200. Its totient is φ = 10017622583040.

The previous prime is 11020121202161. The next prime is 11020121202229. The reversal of 11020121202211 is 11220212102011.

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 11020121202211 - 2⁹ = 11020121201699 is a prime.

It is a super-2 number, since 2×11020121202211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11020121212211) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33298806 + ... + 33628123.

It is an arithmetic number, because the mean of its divisors is an integer number (1502844213150).

Almost surely, 2^{11020121202211} is an apocalyptic number.

11020121202211 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11020121202211 is a deficient number, since it is larger than the sum of its proper divisors (1002632502989).

11020121202211 is a wasteful number, since it uses less digits than its factorization.

11020121202211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66941909.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 11020121202211 its reverse (11220212102011), we get a palindrome (22240333304222).

The spelling of 11020121202211 in words is "eleven trillion, twenty billion, one hundred twenty-one million, two hundred two thousand, two hundred eleven".