102237132 has 24 divisors (see below), whose sum is σ = 246249472. Its totient is φ = 32979600.

The previous prime is 102237131. The next prime is 102237169. The reversal of 102237132 is 231732201.

It is a zygodrome in base 2.

It is a junction number, because it is equal to n+sod(n) for n = 102237099 and 102237108.

It is not an unprimeable number, because it can be changed into a prime (102237131) 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, 137044 + ... + 137787.

Almost surely, 2^102237132 is an apocalyptic number.

102237132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102237132 is an abundant number, since it is smaller than the sum of its proper divisors (144012340).

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

102237132 is a wasteful number, since it uses less digits than its factorization.

102237132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274869 (or 274867 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 21.

The square root of 102237132 is about 10111.2379064089. The cubic root of 102237132 is about 467.5946706004.

Adding to 102237132 its reverse (231732201), we get a palindrome (333969333).

The spelling of 102237132 in words is "one hundred two million, two hundred thirty-seven thousand, one hundred thirty-two".