101982132 has 96 divisors (see below), whose sum is σ = 308448000. Its totient is φ = 29127168.

The previous prime is 101982131. The next prime is 101982169. The reversal of 101982132 is 231289101.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 101982096 and 101982105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101982131) 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 31 ways as a sum of consecutive naturals, for example, 35668 + ... + 38420.

It is an arithmetic number, because the mean of its divisors is an integer number (3213000).

Almost surely, 2^101982132 is an apocalyptic number.

101982132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 101982132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (154224000).

101982132 is an abundant number, since it is smaller than the sum of its proper divisors (206465868).

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

101982132 is a wasteful number, since it uses less digits than its factorization.

101982132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2787 (or 2765 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 27.

The square root of 101982132 is about 10098.6203018036. The cubic root of 101982132 is about 467.2055885071.

The spelling of 101982132 in words is "one hundred one million, nine hundred eighty-two thousand, one hundred thirty-two".