102103232 has 56 divisors (see below), whose sum is σ = 252618240. Its totient is φ = 39778560.

The previous prime is 102103219. The next prime is 102103237. The reversal of 102103232 is 232301201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (14).

It is not an unprimeable number, because it can be changed into a prime (102103237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5432 + ... + 15287.

It is an arithmetic number, because the mean of its divisors is an integer number (4511040).

Almost surely, 2^102103232 is an apocalyptic number.

It is an amenable number.

102103232 is an abundant number, since it is smaller than the sum of its proper divisors (150515008).

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

102103232 is a wasteful number, since it uses less digits than its factorization.

102103232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20749 (or 20739 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 14.

The square root of 102103232 is about 10104.6143914550. The cubic root of 102103232 is about 467.3904451266.

Adding to 102103232 its reverse (232301201), we get a palindrome (334404433).

The spelling of 102103232 in words is "one hundred two million, one hundred three thousand, two hundred thirty-two".