102240124 has 24 divisors (see below), whose sum is σ = 207536000. Its totient is φ = 43162416.

The previous prime is 102240113. The next prime is 102240133. The reversal of 102240124 is 421042201.

It is a junction number, because it is equal to n+sod(n) for n = 102240098 and 102240107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25374 + ... + 29125.

Almost surely, 2^102240124 is an apocalyptic number.

102240124 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

102240124 is an abundant number, since it is smaller than the sum of its proper divisors (105295876).

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

102240124 is a wasteful number, since it uses less digits than its factorization.

102240124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54577 (or 54575 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 16.

The square root of 102240124 is about 10111.3858595150. The cubic root of 102240124 is about 467.5992319881.

Adding to 102240124 its reverse (421042201), we get a palindrome (523282325).

The spelling of 102240124 in words is "one hundred two million, two hundred forty thousand, one hundred twenty-four".