100001133232 has 160 divisors (see below), whose sum is σ = 260697314304. Its totient is φ = 35887795200.

The previous prime is 100001133157. The next prime is 100001133233. The reversal of 100001133232 is 232331100001.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (100001133233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7793382 + ... + 7806202.

Almost surely, 2^100001133232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 100001133232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (130348657152).

100001133232 is an abundant number, since it is smaller than the sum of its proper divisors (160696181072).

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

100001133232 is a wasteful number, since it uses less digits than its factorization.

100001133232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13347 (or 13341 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 100001133232 its reverse (232331100001), we get a palindrome (332332233233).

The spelling of 100001133232 in words is "one hundred billion, one million, one hundred thirty-three thousand, two hundred thirty-two".