102130124 has 6 divisors (see below), whose sum is σ = 178727724. Its totient is φ = 51065060.

The previous prime is 102130123. The next prime is 102130129. The reversal of 102130124 is 421031201.

It is a junction number, because it is equal to n+sod(n) for n = 102130099 and 102130108.

It is not an unprimeable number, because it can be changed into a prime (102130123) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12766262 + ... + 12766269.

It is an arithmetic number, because the mean of its divisors is an integer number (29787954).

Almost surely, 2^102130124 is an apocalyptic number.

It is an amenable number.

102130124 is a deficient number, since it is larger than the sum of its proper divisors (76597600).

102130124 is a wasteful number, since it uses less digits than its factorization.

102130124 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25532535 (or 25532533 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 102130124 is about 10105.9449830286. The cubic root of 102130124 is about 467.4314753673.

Adding to 102130124 its reverse (421031201), we get a palindrome (523161325).

The spelling of 102130124 in words is "one hundred two million, one hundred thirty thousand, one hundred twenty-four".