100200000212 has 12 divisors (see below), whose sum is σ = 188838462036. Its totient is φ = 46246153920.

The previous prime is 100200000191. The next prime is 100200000223. The reversal of 100200000212 is 212000002001.

It can be written as a sum of positive squares in 2 ways, for example, as 29734174096 + 70465826116 = 172436^2 + 265454^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 100200000212.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 963461489 + ... + 963461592.

It is an arithmetic number, because the mean of its divisors is an integer number (15736538503).

Almost surely, 2^100200000212 is an apocalyptic number.

It is an amenable number.

100200000212 is a deficient number, since it is larger than the sum of its proper divisors (88638461824).

100200000212 is a wasteful number, since it uses less digits than its factorization.

100200000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1926923098 (or 1926923096 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

Adding to 100200000212 its reverse (212000002001), we get a palindrome (312200002213).

The spelling of 100200000212 in words is "one hundred billion, two hundred million, two hundred twelve", and thus it is an aban number.