2101002010 has 16 divisors (see below), whose sum is σ = 3785989536. Its totient is φ = 839470608.

The previous prime is 2101001983. The next prime is 2101002011. The reversal of 2101002010 is 102001012.

It is a junction number, because it is equal to n+sod(n) for n = 2101001984 and 2101002002.

It is not an unprimeable number, because it can be changed into a prime (2101002011) 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, 106752 + ... + 124891.

It is an arithmetic number, because the mean of its divisors is an integer number (236624346).

Almost surely, 2^2101002010 is an apocalyptic number.

2101002010 is a deficient number, since it is larger than the sum of its proper divisors (1684987526).

2101002010 is a wasteful number, since it uses less digits than its factorization.

2101002010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 232557.

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

The square root of 2101002010 is about 45836.6884711363. The cubic root of 2101002010 is about 1280.7828077016.

Adding to 2101002010 its reverse (102001012), we get a palindrome (2203003022).

The spelling of 2101002010 in words is "two billion, one hundred one million, two thousand, ten".