2001020110 has 8 divisors (see below), whose sum is σ = 3601836216. Its totient is φ = 800408040.

The previous prime is 2001020101. The next prime is 2001020117. The reversal of 2001020110 is 110201002.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 2001020093 and 2001020102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2001020117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100050996 + ... + 100051015.

It is an arithmetic number, because the mean of its divisors is an integer number (450229527).

Almost surely, 2^2001020110 is an apocalyptic number.

2001020110 is a deficient number, since it is larger than the sum of its proper divisors (1600816106).

2001020110 is a wasteful number, since it uses less digits than its factorization.

2001020110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200102018.

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 2001020110 is about 44732.7632725724. The cubic root of 2001020110 is about 1260.1352231627.

Adding to 2001020110 its reverse (110201002), we get a palindrome (2111221112).

The spelling of 2001020110 in words is "two billion, one million, twenty thousand, one hundred ten".