2020111101101 has 4 divisors (see below), whose sum is σ = 2026565130492. Its totient is φ = 2013657071712.

The previous prime is 2020111101091. The next prime is 2020111101109. The reversal of 2020111101101 is 1011011110202.

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

It can be written as a sum of positive squares in 2 ways, for example, as 8621308201 + 2011489792900 = 92851^2 + 1418270^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2020111101101 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 (2020111101109) 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, 3227014226 + ... + 3227014851.

It is an arithmetic number, because the mean of its divisors is an integer number (506641282623).

Almost surely, 2^{2020111101101} is an apocalyptic number.

It is an amenable number.

2020111101101 is a deficient number, since it is larger than the sum of its proper divisors (6454029391).

2020111101101 is an equidigital number, since it uses as much as digits as its factorization.

2020111101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6454029390.

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

Adding to 2020111101101 its reverse (1011011110202), we get a palindrome (3031122211303).

It can be divided in two parts, 2020111 and 101101, that added together give a palindrome (2121212).

The spelling of 2020111101101 in words is "two trillion, twenty billion, one hundred eleven million, one hundred one thousand, one hundred one".