100312202212 has 12 divisors (see below), whose sum is σ = 176437453500. Its totient is φ = 49901501216.

The previous prime is 100312202201. The next prime is 100312202213. The reversal of 100312202212 is 212202213001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 50384087296 + 49928114916 = 224464^2 + 223446^2 .

It is not an unprimeable number, because it can be changed into a prime (100312202213) 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, 63649087 + ... + 63650662.

It is an arithmetic number, because the mean of its divisors is an integer number (14703121125).

Almost surely, 2^100312202212 is an apocalyptic number.

It is an amenable number.

100312202212 is a deficient number, since it is larger than the sum of its proper divisors (76125251288).

100312202212 is a wasteful number, since it uses less digits than its factorization.

100312202212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127299950 (or 127299948 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 16.

Adding to 100312202212 its reverse (212202213001), we get a palindrome (312514415213).

The spelling of 100312202212 in words is "one hundred billion, three hundred twelve million, two hundred two thousand, two hundred twelve".