2101444344 has 32 divisors (see below), whose sum is σ = 5837346000. Its totient is φ = 700481376.

The previous prime is 2101444339. The next prime is 2101444349. The reversal of 2101444344 is 4434441012.

2101444344 is a `hidden beast` number, since 210 + 1 + 4 + 443 + 4 + 4 = 666.

It is an interprime number because it is at equal distance from previous prime (2101444339) and next prime (2101444349).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2101444349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4864239 + ... + 4864670.

Almost surely, 2^2101444344 is an apocalyptic number.

2101444344 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2101444344 is an abundant number, since it is smaller than the sum of its proper divisors (3735901656).

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

2101444344 is a wasteful number, since it uses less digits than its factorization.

2101444344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9728924 (or 9728914 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 2101444344 is about 45841.5133258055. The cubic root of 2101444344 is about 1280.8726845042.

Adding to 2101444344 its reverse (4434441012), we get a palindrome (6535885356).

The spelling of 2101444344 in words is "two billion, one hundred one million, four hundred forty-four thousand, three hundred forty-four".