2102343144 has 64 divisors (see below), whose sum is σ = 5739007680. Its totient is φ = 636480000.

The previous prime is 2102343091. The next prime is 2102343149. The reversal of 2102343144 is 4413432012.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (2102343149) 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 15 ways as a sum of consecutive naturals, for example, 340404 + ... + 346524.

It is an arithmetic number, because the mean of its divisors is an integer number (89671995).

Almost surely, 2^2102343144 is an apocalyptic number.

2102343144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2102343144 is an abundant number, since it is smaller than the sum of its proper divisors (3636664536).

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

2102343144 is a wasteful number, since it uses less digits than its factorization.

2102343144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7442 (or 7438 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 2102343144 is about 45851.3156190747. The cubic root of 2102343144 is about 1281.0552707143.

Adding to 2102343144 its reverse (4413432012), we get a palindrome (6515775156).

The spelling of 2102343144 in words is "two billion, one hundred two million, three hundred forty-three thousand, one hundred forty-four".