20110102110011 has 4 divisors (see below), whose sum is σ = 20120614449672. Its totient is φ = 20099589770352.

The previous prime is 20110102110001. The next prime is 20110102110029. The reversal of 20110102110011 is 11001120101102.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20110102110011 - 2²² = 20110097915707 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20110102109974 and 20110102110001.

It is not an unprimeable number, because it can be changed into a prime (20110102110001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5256166961 + ... + 5256170786.

It is an arithmetic number, because the mean of its divisors is an integer number (5030153612418).

Almost surely, 2^{20110102110011} is an apocalyptic number.

20110102110011 is a deficient number, since it is larger than the sum of its proper divisors (10512339661).

20110102110011 is a wasteful number, since it uses less digits than its factorization.

20110102110011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10512339660.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 20110102110011 its reverse (11001120101102), we get a palindrome (31111222211113).

The spelling of 20110102110011 in words is "twenty trillion, one hundred ten billion, one hundred two million, one hundred ten thousand, eleven".