102153431424 has 128 divisors (see below), whose sum is σ = 304013594880. Its totient is φ = 30118901760.

The previous prime is 102153431363. The next prime is 102153431431. The reversal of 102153431424 is 424134351201.

It is a tau number, because it is divible by the number of its divisors (128).

It is a junction number, because it is equal to n+sod(n) for n = 102153431391 and 102153431400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 170524 + ... + 483099.

It is an arithmetic number, because the mean of its divisors is an integer number (2375106210).

Almost surely, 2^102153431424 is an apocalyptic number.

It is an amenable number.

102153431424 is an abundant number, since it is smaller than the sum of its proper divisors (201860163456).

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

102153431424 is a wasteful number, since it uses less digits than its factorization.

102153431424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 653688 (or 653676 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 30.

Adding to 102153431424 its reverse (424134351201), we get a palindrome (526287782625).

The spelling of 102153431424 in words is "one hundred two billion, one hundred fifty-three million, four hundred thirty-one thousand, four hundred twenty-four".