11120220122121 has 16 divisors (see below), whose sum is σ = 17972072925120. Its totient is φ = 6739527346560.

The previous prime is 11120220122071. The next prime is 11120220122129. The reversal of 11120220122121 is 12122102202111.

It is not a de Polignac number, because 11120220122121 - 2⁶ = 11120220122057 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11120220122094 and 11120220122103.

It is not an unprimeable number, because it can be changed into a prime (11120220122129) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18720909000 + ... + 18720909593.

It is an arithmetic number, because the mean of its divisors is an integer number (1123254557820).

Almost surely, 2^{11120220122121} is an apocalyptic number.

11120220122121 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11120220122121 is a deficient number, since it is larger than the sum of its proper divisors (6851852802999).

11120220122121 is a wasteful number, since it uses less digits than its factorization.

11120220122121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37441818613 (or 37441818607 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 11120220122121 its reverse (12122102202111), we get a palindrome (23242322324232).

The spelling of 11120220122121 in words is "eleven trillion, one hundred twenty billion, two hundred twenty million, one hundred twenty-two thousand, one hundred twenty-one".