102124342 has 8 divisors (see below), whose sum is σ = 153495000. Its totient is φ = 50959344.

The previous prime is 102124307. The next prime is 102124343. The reversal of 102124342 is 243421201.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (102124343) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 50167 + ... + 52162.

It is an arithmetic number, because the mean of its divisors is an integer number (19186875).

Almost surely, 2^102124342 is an apocalyptic number.

102124342 is a deficient number, since it is larger than the sum of its proper divisors (51370658).

102124342 is a wasteful number, since it uses less digits than its factorization.

102124342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102830.

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 102124342 is about 10105.6589097396. The cubic root of 102124342 is about 467.4226541377.

Adding to 102124342 its reverse (243421201), we get a palindrome (345545543).

The spelling of 102124342 in words is "one hundred two million, one hundred twenty-four thousand, three hundred forty-two".