11022201121 has 4 divisors (see below), whose sum is σ = 11025784000. Its totient is φ = 11018618244.

The previous prime is 11022201109. The next prime is 11022201133. The reversal of 11022201121 is 12110222011.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (11022201109) and next prime (11022201133).

It is a cyclic number.

It is not a de Polignac number, because 11022201121 - 2⁵ = 11022201089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11022201181) 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, 1786821 + ... + 1792978.

It is an arithmetic number, because the mean of its divisors is an integer number (2756446000).

Almost surely, 2^11022201121 is an apocalyptic number.

It is an amenable number.

11022201121 is a deficient number, since it is larger than the sum of its proper divisors (3582879).

11022201121 is an equidigital number, since it uses as much as digits as its factorization.

11022201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3582878.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 11022201121 its reverse (12110222011), we get a palindrome (23132423132).

The spelling of 11022201121 in words is "eleven billion, twenty-two million, two hundred one thousand, one hundred twenty-one".