2112020002111 has 4 divisors (see below), whose sum is σ = 2112026248072. Its totient is φ = 2112013756152.

The previous prime is 2112020002073. The next prime is 2112020002181. The reversal of 2112020002111 is 1112000202112.

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

It is a cyclic number.

It is not a de Polignac number, because 2112020002111 - 2⁷ = 2112020001983 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2112020002091 and 2112020002100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2112020002181) 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, 2584860 + ... + 3302353.

It is an arithmetic number, because the mean of its divisors is an integer number (528006562018).

Almost surely, 2^{2112020002111} is an apocalyptic number.

2112020002111 is a deficient number, since it is larger than the sum of its proper divisors (6245961).

2112020002111 is an equidigital number, since it uses as much as digits as its factorization.

2112020002111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6245960.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 2112020002111 its reverse (1112000202112), we get a palindrome (3224020204223).

The spelling of 2112020002111 in words is "two trillion, one hundred twelve billion, twenty million, two thousand, one hundred eleven".