11122103121121 has 4 divisors (see below), whose sum is σ = 11123276472000. Its totient is φ = 11120929770244.

The previous prime is 11122103121113. The next prime is 11122103121191. The reversal of 11122103121121 is 12112130122111.

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 a cyclic number.

It is not a de Polignac number, because 11122103121121 - 2³ = 11122103121113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11122103121191) 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, 586661221 + ... + 586680178.

It is an arithmetic number, because the mean of its divisors is an integer number (2780819118000).

Almost surely, 2^{11122103121121} is an apocalyptic number.

It is an amenable number.

11122103121121 is a deficient number, since it is larger than the sum of its proper divisors (1173350879).

11122103121121 is an equidigital number, since it uses as much as digits as its factorization.

11122103121121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1173350878.

The product of its (nonzero) digits is 48, while the sum is 19.

Adding to 11122103121121 its reverse (12112130122111), we get a palindrome (23234233243232).

The spelling of 11122103121121 in words is "eleven trillion, one hundred twenty-two billion, one hundred three million, one hundred twenty-one thousand, one hundred twenty-one".