11022441121 has 4 divisors (see below), whose sum is σ = 11025457200. Its totient is φ = 11019425044.

The previous prime is 11022441083. The next prime is 11022441137. The reversal of 11022441121 is 12114422011.

It is a happy number.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12114422011 = 13567 ⋅892933.

It is a cyclic number.

It is not a de Polignac number, because 11022441121 - 2⁷ = 11022440993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11022441161) 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, 1502551 + ... + 1509868.

It is an arithmetic number, because the mean of its divisors is an integer number (2756364300).

Almost surely, 2^11022441121 is an apocalyptic number.

It is an amenable number.

11022441121 is a deficient number, since it is larger than the sum of its proper divisors (3016079).

11022441121 is an equidigital number, since it uses as much as digits as its factorization.

11022441121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3016078.

The product of its (nonzero) digits is 128, while the sum is 19.

Adding to 11022441121 its reverse (12114422011), we get a palindrome (23136863132).

The spelling of 11022441121 in words is "eleven billion, twenty-two million, four hundred forty-one thousand, one hundred twenty-one".