100143132 has 24 divisors (see below), whose sum is σ = 234780672. Its totient is φ = 33222000.

The previous prime is 100143103. The next prime is 100143139. The reversal of 100143132 is 231341001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100143139) by changing a digit.

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, 17244 + ... + 22307.

It is an arithmetic number, because the mean of its divisors is an integer number (9782528).

Almost surely, 2^100143132 is an apocalyptic number.

100143132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

100143132 is an abundant number, since it is smaller than the sum of its proper divisors (134637540).

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

100143132 is a wasteful number, since it uses less digits than its factorization.

100143132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39769 (or 39767 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 100143132 is about 10007.1540409849. The cubic root of 100143132 is about 464.3802310860.

Adding to 100143132 its reverse (231341001), we get a palindrome (331484133).

The spelling of 100143132 in words is "one hundred million, one hundred forty-three thousand, one hundred thirty-two".