102321432032 has 24 divisors (see below), whose sum is σ = 212047705800. Its totient is φ = 48468046464.

The previous prime is 102321432019. The next prime is 102321432043. The reversal of 102321432032 is 230234123201.

It is a junction number, because it is equal to n+sod(n) for n = 102321431989 and 102321432007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84145307 + ... + 84146522.

It is an arithmetic number, because the mean of its divisors is an integer number (8835321075).

Almost surely, 2^102321432032 is an apocalyptic number.

It is an amenable number.

102321432032 is an abundant number, since it is smaller than the sum of its proper divisors (109726273768).

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

102321432032 is a wasteful number, since it uses less digits than its factorization.

102321432032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168291858 (or 168291850 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 23.

Adding to 102321432032 its reverse (230234123201), we get a palindrome (332555555233).

The spelling of 102321432032 in words is "one hundred two billion, three hundred twenty-one million, four hundred thirty-two thousand, thirty-two".