11112022101211 has 4 divisors (see below), whose sum is σ = 11112058394424. Its totient is φ = 11111985808000.

The previous prime is 11112022101209. The next prime is 11112022101217. The reversal of 11112022101211 is 11210122021111.

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 11112022101211 - 2¹ = 11112022101209 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11112022101217) 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, 17683405 + ... + 18301006.

It is an arithmetic number, because the mean of its divisors is an integer number (2778014598606).

Almost surely, 2^{11112022101211} is an apocalyptic number.

11112022101211 is a deficient number, since it is larger than the sum of its proper divisors (36293213).

11112022101211 is an equidigital number, since it uses as much as digits as its factorization.

11112022101211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36293212.

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

Adding to 11112022101211 its reverse (11210122021111), we get a palindrome (22322144122322).

The spelling of 11112022101211 in words is "eleven trillion, one hundred twelve billion, twenty-two million, one hundred one thousand, two hundred eleven".