2102443424 has 24 divisors (see below), whose sum is σ = 4147446240. Its totient is φ = 1049123776.

The previous prime is 2102443417. The next prime is 2102443459. The reversal of 2102443424 is 4243442012.

It is a happy number.

It is a super-2 number, since 2×2102443424² = 8840536702241687552, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2102443393 and 2102443402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 49214 + ... + 81405.

It is an arithmetic number, because the mean of its divisors is an integer number (172810260).

Almost surely, 2^2102443424 is an apocalyptic number.

It is an amenable number.

2102443424 is a deficient number, since it is larger than the sum of its proper divisors (2045002816).

2102443424 is a wasteful number, since it uses less digits than its factorization.

2102443424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131132 (or 131124 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2102443424 is about 45852.4091406329. The cubic root of 2102443424 is about 1281.0756388102.

Adding to 2102443424 its reverse (4243442012), we get a palindrome (6345885436).

The spelling of 2102443424 in words is "two billion, one hundred two million, four hundred forty-three thousand, four hundred twenty-four".