2001110020111 has 8 divisors (see below), whose sum is σ = 2031246035504. Its totient is φ = 1970981907840.

The previous prime is 2001110020093. The next prime is 2001110020127. The reversal of 2001110020111 is 1110200111002.

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 2001110020111 - 2¹⁷ = 2001109889039 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 (2001110029111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1464570 + ... + 2479351.

It is an arithmetic number, because the mean of its divisors is an integer number (253905754438).

Almost surely, 2^{2001110020111} is an apocalyptic number.

2001110020111 is a deficient number, since it is larger than the sum of its proper divisors (30136015393).

2001110020111 is an equidigital number, since it uses as much as digits as its factorization.

2001110020111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3951561.

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

Adding to 2001110020111 its reverse (1110200111002), we get a palindrome (3111310131113).

The spelling of 2001110020111 in words is "two trillion, one billion, one hundred ten million, twenty thousand, one hundred eleven".