100142336 has 144 divisors (see below), whose sum is σ = 247242240. Its totient is φ = 39567360.

The previous prime is 100142327. The next prime is 100142347. The reversal of 100142336 is 633241001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2130665 + ... + 2130711.

It is an arithmetic number, because the mean of its divisors is an integer number (1716960).

Almost surely, 2^100142336 is an apocalyptic number.

100142336 is a gapful number since it is divisible by the number (16) 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 100142336, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (123621120).

100142336 is an abundant number, since it is smaller than the sum of its proper divisors (147099904).

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

100142336 is an equidigital number, since it uses as much as digits as its factorization.

100142336 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 126 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 100142336 is about 10007.1142693586. The cubic root of 100142336 is about 464.3790006883.

Adding to 100142336 its reverse (633241001), we get a palindrome (733383337).

The spelling of 100142336 in words is "one hundred million, one hundred forty-two thousand, three hundred thirty-six".