2001201020110 has 16 divisors (see below), whose sum is σ = 3602288560032. Its totient is φ = 800452247200.

The previous prime is 2001201020053. The next prime is 2001201020201. The reversal of 2001201020110 is 110201021002.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3220426 + ... + 3791245.

It is an arithmetic number, because the mean of its divisors is an integer number (225143035002).

Almost surely, 2^{2001201020110} is an apocalyptic number.

2001201020110 is a deficient number, since it is larger than the sum of its proper divisors (1601087539922).

2001201020110 is a wasteful number, since it uses less digits than its factorization.

2001201020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7040219.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 2001201020110 its reverse (110201021002), we get a palindrome (2111402041112).

The spelling of 2001201020110 in words is "two trillion, one billion, two hundred one million, twenty thousand, one hundred ten".