20011103022 has 16 divisors (see below), whose sum is σ = 40152575232. Its totient is φ = 6648639480.

The previous prime is 20011102999. The next prime is 20011103059. The reversal of 20011103022 is 22030111002.

It is a junction number, because it is equal to n+sod(n) for n = 20011102989 and 20011103007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5430054 + ... + 5433737.

It is an arithmetic number, because the mean of its divisors is an integer number (2509535952).

Almost surely, 2^20011103022 is an apocalyptic number.

20011103022 is an abundant number, since it is smaller than the sum of its proper divisors (20141472210).

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

20011103022 is a wasteful number, since it uses less digits than its factorization.

20011103022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10864103.

The product of its (nonzero) digits is 24, while the sum is 12.

Adding to 20011103022 its reverse (22030111002), we get a palindrome (42041214024).

The spelling of 20011103022 in words is "twenty billion, eleven million, one hundred three thousand, twenty-two".