2001110111102 has 4 divisors (see below), whose sum is σ = 3001665166656. Its totient is φ = 1000555055550.

The previous prime is 2001110111089. The next prime is 2001110111107. The reversal of 2001110111102 is 2011110111002.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001110111107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500277527774 + ... + 500277527777.

It is an arithmetic number, because the mean of its divisors is an integer number (750416291664).

Almost surely, 2^{2001110111102} is an apocalyptic number.

2001110111102 is a deficient number, since it is larger than the sum of its proper divisors (1000555055554).

2001110111102 is a wasteful number, since it uses less digits than its factorization.

2001110111102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1000555055553.

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

Adding to 2001110111102 its reverse (2011110111002), we get a palindrome (4012220222104).

The spelling of 2001110111102 in words is "two trillion, one billion, one hundred ten million, one hundred eleven thousand, one hundred two".