2001110201020 has 24 divisors (see below), whose sum is σ = 4802664482784. Its totient is φ = 686094926016.

The previous prime is 2001110201017. The next prime is 2001110201029. The reversal of 2001110201020 is 201020111002.

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

It is a junction number, because it is equal to n+sod(n) for n = 2001110200988 and 2001110201006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001110201029) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7146822007 + ... + 7146822286.

It is an arithmetic number, because the mean of its divisors is an integer number (200111020116).

Almost surely, 2^{2001110201020} is an apocalyptic number.

2001110201020 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2001110201020 is an abundant number, since it is smaller than the sum of its proper divisors (2801554281764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2001110201020 is a wasteful number, since it uses less digits than its factorization.

2001110201020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14293644309 (or 14293644307 counting only the distinct ones).

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

Adding to 2001110201020 its reverse (201020111002), we get a palindrome (2202130312022).

The spelling of 2001110201020 in words is "two trillion, one billion, one hundred ten million, two hundred one thousand, twenty".