2101013010 has 48 divisors (see below), whose sum is σ = 5555234880. Its totient is φ = 550772640.

The previous prime is 2101012997. The next prime is 2101013011. The reversal of 2101013010 is 103101012.

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 = 2101012983 and 2101013001.

It is not an unprimeable number, because it can be changed into a prime (2101013011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 192526 + ... + 203145.

It is an arithmetic number, because the mean of its divisors is an integer number (115734060).

Almost surely, 2^2101013010 is an apocalyptic number.

2101013010 is an abundant number, since it is smaller than the sum of its proper divisors (3454221870).

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

2101013010 is a wasteful number, since it uses less digits than its factorization.

2101013010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395743 (or 395740 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 9.

The square root of 2101013010 is about 45836.8084621955. The cubic root of 2101013010 is about 1280.7850429186.

Adding to 2101013010 its reverse (103101012), we get a palindrome (2204114022).

The spelling of 2101013010 in words is "two billion, one hundred one million, thirteen thousand, ten".