11021101220211 has 8 divisors (see below), whose sum is σ = 14694838134480. Its totient is φ = 7347382559712.

The previous prime is 11021101220189. The next prime is 11021101220251. The reversal of 11021101220211 is 11202210112011.

It is a happy number.

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

It is not a de Polignac number, because 11021101220211 - 2⁶ = 11021101220147 is a prime.

It is a super-3 number, since 3×11021101220211³ (a number of 40 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (11021101220251) 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, 3086340 + ... + 5618513.

It is an arithmetic number, because the mean of its divisors is an integer number (1836854766810).

Almost surely, 2^{11021101220211} is an apocalyptic number.

11021101220211 is a deficient number, since it is larger than the sum of its proper divisors (3673736914269).

11021101220211 is an equidigital number, since it uses as much as digits as its factorization.

11021101220211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9126885.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 11021101220211 its reverse (11202210112011), we get a palindrome (22223311332222).

The spelling of 11021101220211 in words is "eleven trillion, twenty-one billion, one hundred one million, two hundred twenty thousand, two hundred eleven".