2001101020110 has 96 divisors (see below), whose sum is σ = 5446341089280. Its totient is φ = 509139691200.

The previous prime is 2001101020081. The next prime is 2001101020129. The reversal of 2001101020110 is 110201011002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 2001101020092 and 2001101020101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4852900 + ... + 5249079.

It is an arithmetic number, because the mean of its divisors is an integer number (56732719680).

Almost surely, 2^{2001101020110} is an apocalyptic number.

2001101020110 is an abundant number, since it is smaller than the sum of its proper divisors (3445240069170).

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

2001101020110 is a wasteful number, since it uses less digits than its factorization.

2001101020110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10102094 (or 10102091 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 2001101020110 its reverse (110201011002), we get a palindrome (2111302031112).

The spelling of 2001101020110 in words is "two trillion, one billion, one hundred one million, twenty thousand, one hundred ten".