2103155244 has 72 divisors (see below), whose sum is σ = 5369075712. Its totient is φ = 694132320.

The previous prime is 2103155233. The next prime is 2103155267. The reversal of 2103155244 is 4425513012.

2103155244 is a `hidden beast` number, since 2 + 103 + 1 + 552 + 4 + 4 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1807807 + ... + 1808969.

It is an arithmetic number, because the mean of its divisors is an integer number (74570496).

Almost surely, 2^2103155244 is an apocalyptic number.

It is an amenable number.

2103155244 is an abundant number, since it is smaller than the sum of its proper divisors (3265920468).

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

2103155244 is a wasteful number, since it uses less digits than its factorization.

2103155244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627 (or 1622 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 2103155244 is about 45860.1705622646. The cubic root of 2103155244 is about 1281.2201995559.

Adding to 2103155244 its reverse (4425513012), we get a palindrome (6528668256).

The spelling of 2103155244 in words is "two billion, one hundred three million, one hundred fifty-five thousand, two hundred forty-four".