11121320122 has 32 divisors (see below), whose sum is σ = 19774310400. Its totient is φ = 4634593200.

The previous prime is 11121320101. The next prime is 11121320129. The reversal of 11121320122 is 22102312111.

11121320122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×11121320122² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11121320096 and 11121320105.

It is not an unprimeable number, because it can be changed into a prime (11121320129) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 416172 + ... + 442087.

It is an arithmetic number, because the mean of its divisors is an integer number (617947200).

Almost surely, 2^11121320122 is an apocalyptic number.

11121320122 is a deficient number, since it is larger than the sum of its proper divisors (8652990278).

11121320122 is a wasteful number, since it uses less digits than its factorization.

11121320122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858322.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 11121320122 its reverse (22102312111), we get a palindrome (33223632233).

The spelling of 11121320122 in words is "eleven billion, one hundred twenty-one million, three hundred twenty thousand, one hundred twenty-two".