100142332 has 12 divisors (see below), whose sum is σ = 175739760. Its totient is φ = 49930976.

The previous prime is 100142327. The next prime is 100142347. The reversal of 100142332 is 233241001.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33433 + ... + 36304.

It is an arithmetic number, because the mean of its divisors is an integer number (14644980).

Almost surely, 2^100142332 is an apocalyptic number.

It is an amenable number.

100142332 is a deficient number, since it is larger than the sum of its proper divisors (75597428).

100142332 is a wasteful number, since it uses less digits than its factorization.

100142332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70100 (or 70098 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 16.

The square root of 100142332 is about 10007.1140695008. The cubic root of 100142332 is about 464.3789945054.

Adding to 100142332 its reverse (233241001), we get a palindrome (333383333).

The spelling of 100142332 in words is "one hundred million, one hundred forty-two thousand, three hundred thirty-two".