11120121010211 has 4 divisors (see below), whose sum is σ = 11159414724312. Its totient is φ = 11080827296112.

The previous prime is 11120121010189. The next prime is 11120121010237. The reversal of 11120121010211 is 11201012102111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11120121010211 - 2⁶ = 11120121010147 is a prime.

It is a super-2 number, since 2×11120121010211² (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 (11120121010111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19646856626 + ... + 19646857191.

It is an arithmetic number, because the mean of its divisors is an integer number (2789853681078).

Almost surely, 2^{11120121010211} is an apocalyptic number.

11120121010211 is a deficient number, since it is larger than the sum of its proper divisors (39293714101).

11120121010211 is an equidigital number, since it uses as much as digits as its factorization.

11120121010211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39293714100.

The product of its (nonzero) digits is 8, while the sum is 14.

Adding to 11120121010211 its reverse (11201012102111), we get a palindrome (22321133112322).

The spelling of 11120121010211 in words is "eleven trillion, one hundred twenty billion, one hundred twenty-one million, ten thousand, two hundred eleven".