102103113123442 has 8 divisors (see below), whose sum is σ = 153155498805936. Its totient is φ = 51051280188132.

The previous prime is 102103113123419. The next prime is 102103113123497. The reversal of 102103113123442 is 244321311301201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102103113123442.

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, 137724688 + ... + 138464059.

It is an arithmetic number, because the mean of its divisors is an integer number (19144437350742).

Almost surely, 2^{102103113123442} is an apocalyptic number.

102103113123442 is a deficient number, since it is larger than the sum of its proper divisors (51052385682494).

102103113123442 is a wasteful number, since it uses less digits than its factorization.

102103113123442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276373592.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 102103113123442 its reverse (244321311301201), we get a palindrome (346424424424643).

The spelling of 102103113123442 in words is "one hundred two trillion, one hundred three billion, one hundred thirteen million, one hundred twenty-three thousand, four hundred forty-two".