2020111109101 has 8 divisors (see below), whose sum is σ = 2159355248064. Its totient is φ = 1885151405280.

The previous prime is 2020111109083. The next prime is 2020111109113. The reversal of 2020111109101 is 1019011110202.

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-2020111109101 is a prime.

It is a super-2 number, since 2×2020111109101² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2020111109201) 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, 1071107811 + ... + 1071109696.

It is an arithmetic number, because the mean of its divisors is an integer number (269919406008).

Almost surely, 2^{2020111109101} is an apocalyptic number.

It is an amenable number.

2020111109101 is a deficient number, since it is larger than the sum of its proper divisors (139244138963).

2020111109101 is a wasteful number, since it uses less digits than its factorization.

2020111109101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2142217571.

The product of its (nonzero) digits is 36, while the sum is 19.

Adding to 2020111109101 its reverse (1019011110202), we get a palindrome (3039122219303).

It can be divided in two parts, 2020111 and 109101, that added together give a palindrome (2129212).

The spelling of 2020111109101 in words is "two trillion, twenty billion, one hundred eleven million, one hundred nine thousand, one hundred one".