20110001122 has 8 divisors (see below), whose sum is σ = 30463665372. Its totient is φ = 9955446000.

The previous prime is 20110001111. The next prime is 20110001159. The reversal of 20110001122 is 22110001102.

It can be written as a sum of positive squares in 2 ways, for example, as 17366231961 + 2743769161 = 131781^2 + 52381^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 20110001099 and 20110001108.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 49777029 + ... + 49777432.

Almost surely, 2^20110001122 is an apocalyptic number.

20110001122 is a deficient number, since it is larger than the sum of its proper divisors (10353664250).

20110001122 is a wasteful number, since it uses less digits than its factorization.

20110001122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99554564.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 20110001122 its reverse (22110001102), we get a palindrome (42220002224).

The spelling of 20110001122 in words is "twenty billion, one hundred ten million, one thousand, one hundred twenty-two".