100001222332 has 48 divisors (see below), whose sum is σ = 203380732800. Its totient is φ = 42543869760.

The previous prime is 100001222309. The next prime is 100001222333. The reversal of 100001222332 is 233222100001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100001222333) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 651207 + ... + 789982.

It is an arithmetic number, because the mean of its divisors is an integer number (4237098600).

Almost surely, 2^100001222332 is an apocalyptic number.

It is an amenable number.

100001222332 is an abundant number, since it is smaller than the sum of its proper divisors (103379510468).

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

100001222332 is a wasteful number, since it uses less digits than its factorization.

100001222332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1441306 (or 1441304 counting only the distinct ones).

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

Adding to 100001222332 its reverse (233222100001), we get a palindrome (333223322333).

The spelling of 100001222332 in words is "one hundred billion, one million, two hundred twenty-two thousand, three hundred thirty-two".