102242132 has 24 divisors (see below), whose sum is σ = 185169600. Its totient is φ = 49363776.

The previous prime is 102242099. The next prime is 102242143. The reversal of 102242132 is 231242201.

It is a self number, because there is not a number n which added to its sum of digits gives 102242132.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11969 + ... + 18647.

It is an arithmetic number, because the mean of its divisors is an integer number (7715400).

Almost surely, 2^102242132 is an apocalyptic number.

It is an amenable number.

102242132 is a deficient number, since it is larger than the sum of its proper divisors (82927468).

102242132 is a wasteful number, since it uses less digits than its factorization.

102242132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6815 (or 6813 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 102242132 is about 10111.4851530327. The cubic root of 102242132 is about 467.6022931904.

Adding to 102242132 its reverse (231242201), we get a palindrome (333484333).

The spelling of 102242132 in words is "one hundred two million, two hundred forty-two thousand, one hundred thirty-two".