102043440424 has 16 divisors (see below), whose sum is σ = 192007537920. Its totient is φ = 50841430320.

The previous prime is 102043440361. The next prime is 102043440427. The reversal of 102043440424 is 424044340201.

It is a junction number, because it is equal to n+sod(n) for n = 102043440392 and 102043440401.

It is not an unprimeable number, because it can be changed into a prime (102043440427) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 22533832 + ... + 22538359.

It is an arithmetic number, because the mean of its divisors is an integer number (12000471120).

Almost surely, 2^102043440424 is an apocalyptic number.

It is an amenable number.

102043440424 is a deficient number, since it is larger than the sum of its proper divisors (89964097496).

102043440424 is a wasteful number, since it uses less digits than its factorization.

102043440424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45072480 (or 45072476 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 102043440424 its reverse (424044340201), we get a palindrome (526087780625).

The spelling of 102043440424 in words is "one hundred two billion, forty-three million, four hundred forty thousand, four hundred twenty-four".