11011121022 has 32 divisors (see below), whose sum is σ = 24197120640. Its totient is φ = 3312695520.

The previous prime is 11011121021. The next prime is 11011121081. The reversal of 11011121022 is 22012111011.

11011121022 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 2×11011121022² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11011120989 and 11011121007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011121021) 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, 590953 + ... + 609300.

It is an arithmetic number, because the mean of its divisors is an integer number (756160020).

Almost surely, 2^11011121022 is an apocalyptic number.

11011121022 is an abundant number, since it is smaller than the sum of its proper divisors (13185999618).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11011121022 is a wasteful number, since it uses less digits than its factorization.

11011121022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1200408.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 11011121022 its reverse (22012111011), we get a palindrome (33023232033).

The spelling of 11011121022 in words is "eleven billion, eleven million, one hundred twenty-one thousand, twenty-two".