100033212212 has 12 divisors (see below), whose sum is σ = 175107361380. Its totient is φ = 50002537536.

The previous prime is 100033212211. The next prime is 100033212263. The reversal of 100033212212 is 212212330001.

It can be written as a sum of positive squares in 2 ways, for example, as 54273157156 + 45760055056 = 232966^2 + 213916^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100033212211) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3501137 + ... + 3529592.

It is an arithmetic number, because the mean of its divisors is an integer number (14592280115).

Almost surely, 2^100033212212 is an apocalyptic number.

It is an amenable number.

100033212212 is a deficient number, since it is larger than the sum of its proper divisors (75074149168).

100033212212 is a wasteful number, since it uses less digits than its factorization.

100033212212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7034290 (or 7034288 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 100033212212 its reverse (212212330001), we get a palindrome (312245542213).

The spelling of 100033212212 in words is "one hundred billion, thirty-three million, two hundred twelve thousand, two hundred twelve".