20110004011 has 8 divisors (see below), whose sum is σ = 20541107664. Its totient is φ = 19683106560.

The previous prime is 20110004009. The next prime is 20110004029. The reversal of 20110004011 is 11040001102.

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

It is a cyclic number.

It is not a de Polignac number, because 20110004011 - 2¹ = 20110004009 is a prime.

It is a super-2 number, since 2×20110004011² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20110001011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1041886 + ... + 1061011.

It is an arithmetic number, because the mean of its divisors is an integer number (2567638458).

Almost surely, 2^20110004011 is an apocalyptic number.

20110004011 is a deficient number, since it is larger than the sum of its proper divisors (431103653).

20110004011 is a wasteful number, since it uses less digits than its factorization.

20110004011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2103101.

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

Adding to 20110004011 its reverse (11040001102), we get a palindrome (31150005113).

The spelling of 20110004011 in words is "twenty billion, one hundred ten million, four thousand, eleven".