20110022001101 has 8 divisors (see below), whose sum is σ = 21488312771640. Its totient is φ = 18753436597248.

The previous prime is 20110022001079. The next prime is 20110022001103. The reversal of 20110022001101 is 10110022001102.

It can be written as a sum of positive squares in 4 ways, for example, as 3116054605225 + 16993967395876 = 1765235^2 + 4122374^2 .

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20110022001101 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20110022001103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5426339756 + ... + 5426343461.

It is an arithmetic number, because the mean of its divisors is an integer number (2686039096455).

Almost surely, 2^{20110022001101} is an apocalyptic number.

It is an amenable number.

20110022001101 is a deficient number, since it is larger than the sum of its proper divisors (1378290770539).

20110022001101 is a wasteful number, since it uses less digits than its factorization.

20110022001101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10852683343.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 20110022001101 its reverse (10110022001102), we get a palindrome (30220044002203).

Subtracting from 20110022001101 its reverse (10110022001102), we obtain a palindrome (9999999999999).

The spelling of 20110022001101 in words is "twenty trillion, one hundred ten billion, twenty-two million, one thousand, one hundred one".