100332213212 has 144 divisors (see below), whose sum is σ = 228879116928. Its totient is φ = 38033815680.

The previous prime is 100332213139. The next prime is 100332213221. The reversal of 100332213212 is 212312233001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 25678163 + ... + 25682069.

It is an arithmetic number, because the mean of its divisors is an integer number (1589438312).

Almost surely, 2^100332213212 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 100332213212, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114439558464).

100332213212 is an abundant number, since it is smaller than the sum of its proper divisors (128546903716).

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

100332213212 is a wasteful number, since it uses less digits than its factorization.

100332213212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4256 (or 4247 counting only the distinct ones).

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

Adding to 100332213212 its reverse (212312233001), we get a palindrome (312644446213).

The spelling of 100332213212 in words is "one hundred billion, three hundred thirty-two million, two hundred thirteen thousand, two hundred twelve".