102124144113242 has 16 divisors (see below), whose sum is σ = 153339670901760. Its totient is φ = 51010928158608.

The previous prime is 102124144113241. The next prime is 102124144113259. The reversal of 102124144113242 is 242311441421201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102124144113199 and 102124144113208.

It is not an unprimeable number, because it can be changed into a prime (102124144113241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24777059 + ... + 28603337.

It is an arithmetic number, because the mean of its divisors is an integer number (9583729431360).

Almost surely, 2^{102124144113242} is an apocalyptic number.

102124144113242 is a deficient number, since it is larger than the sum of its proper divisors (51215526788518).

102124144113242 is a wasteful number, since it uses less digits than its factorization.

102124144113242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3839645.

The product of its (nonzero) digits is 12288, while the sum is 32.

Adding to 102124144113242 its reverse (242311441421201), we get a palindrome (344435585534443).

The spelling of 102124144113242 in words is "one hundred two trillion, one hundred twenty-four billion, one hundred forty-four million, one hundred thirteen thousand, two hundred forty-two".