2101013244 has 36 divisors (see below), whose sum is σ = 5793704280. Its totient is φ = 636670560.

The previous prime is 2101013207. The next prime is 2101013263. The reversal of 2101013244 is 4423101012.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2652399 + ... + 2653190.

It is an arithmetic number, because the mean of its divisors is an integer number (160936230).

Almost surely, 2^2101013244 is an apocalyptic number.

It is an amenable number.

2101013244 is an abundant number, since it is smaller than the sum of its proper divisors (3692691036).

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

2101013244 is a wasteful number, since it uses less digits than its factorization.

2101013244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5305610 (or 5305605 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 2101013244 is about 45836.8110147292. The cubic root of 2101013244 is about 1280.7850904677.

Adding to 2101013244 its reverse (4423101012), we get a palindrome (6524114256).

The spelling of 2101013244 in words is "two billion, one hundred one million, thirteen thousand, two hundred forty-four".