102103042124 has 24 divisors (see below), whose sum is σ = 187974637200. Its totient is φ = 48455677760.

The previous prime is 102103042081. The next prime is 102103042157. The reversal of 102103042124 is 421240301201.

It is a junction number, because it is equal to n+sod(n) for n = 102103042096 and 102103042105.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7452467 + ... + 7466154.

It is an arithmetic number, because the mean of its divisors is an integer number (7832276550).

Almost surely, 2^102103042124 is an apocalyptic number.

It is an amenable number.

102103042124 is a deficient number, since it is larger than the sum of its proper divisors (85871595076).

102103042124 is a wasteful number, since it uses less digits than its factorization.

102103042124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14918713 (or 14918711 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 102103042124 its reverse (421240301201), we get a palindrome (523343343325).

It can be divided in two parts, 10210304 and 2124, that multiplied together give a square (21686685696 = 147264²).

The spelling of 102103042124 in words is "one hundred two billion, one hundred three million, forty-two thousand, one hundred twenty-four".