20020110011101 has 8 divisors (see below), whose sum is σ = 20218908833208. Its totient is φ = 19821322560000.

The previous prime is 20020110011081. The next prime is 20020110011107. The reversal of 20020110011101 is 10111001102002.

It can be written as a sum of positive squares in 4 ways, for example, as 11861831698201 + 8158278312900 = 3444101^2 + 2856270^2 .

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 20020110011101 - 2⁷ = 20020110010973 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 (20020110011107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 718021 + ... + 6368341.

It is an arithmetic number, because the mean of its divisors is an integer number (2527363604151).

Almost surely, 2^{20020110011101} is an apocalyptic number.

It is an amenable number.

20020110011101 is a deficient number, since it is larger than the sum of its proper divisors (198798822107).

20020110011101 is a wasteful number, since it uses less digits than its factorization.

20020110011101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5685503.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 20020110011101 its reverse (10111001102002), we get a palindrome (30131111113103).

The spelling of 20020110011101 in words is "twenty trillion, twenty billion, one hundred ten million, eleven thousand, one hundred one".