11011121012211 has 16 divisors (see below), whose sum is σ = 14698410854400. Its totient is φ = 7332290750048.

The previous prime is 11011121012201. The next prime is 11011121012383. The reversal of 11011121012211 is 11221012111011.

It is a cyclic number.

It is not a de Polignac number, because 11011121012211 - 2¹⁸ = 11011120750067 is a prime.

It is a super-2 number, since 2×11011121012211² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (11011121012201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 30243310 + ... + 30605228.

It is an arithmetic number, because the mean of its divisors is an integer number (918650678400).

Almost surely, 2^{11011121012211} is an apocalyptic number.

11011121012211 is a deficient number, since it is larger than the sum of its proper divisors (3687289842189).

11011121012211 is a wasteful number, since it uses less digits than its factorization.

11011121012211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373578.

The product of its (nonzero) digits is 8, while the sum is 15.

Adding to 11011121012211 its reverse (11221012111011), we get a palindrome (22232133123222).

The spelling of 11011121012211 in words is "eleven trillion, eleven billion, one hundred twenty-one million, twelve thousand, two hundred eleven".