2112020101101 has 4 divisors (see below), whose sum is σ = 2816026801472. Its totient is φ = 1408013400732.

The previous prime is 2112020101069. The next prime is 2112020101117. The reversal of 2112020101101 is 1011010202112.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2112020101101 - 2⁵ = 2112020101069 is a prime.

It is a super-2 number, since 2×2112020101101² (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 (2112020101181) 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, 352003350181 + ... + 352003350186.

It is an arithmetic number, because the mean of its divisors is an integer number (704006700368).

Almost surely, 2^{2112020101101} is an apocalyptic number.

It is an amenable number.

2112020101101 is a deficient number, since it is larger than the sum of its proper divisors (704006700371).

2112020101101 is an equidigital number, since it uses as much as digits as its factorization.

2112020101101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 704006700370.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 2112020101101 its reverse (1011010202112), we get a palindrome (3123030303213).

The spelling of 2112020101101 in words is "two trillion, one hundred twelve billion, twenty million, one hundred one thousand, one hundred one".