100200001012 has 12 divisors (see below), whose sum is σ = 177320227140. Its totient is φ = 49537078976.

The previous prime is 100200001003. The next prime is 100200001037. The reversal of 100200001012 is 210100002001.

100200001012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 5782689936 + 94417311076 = 76044^2 + 307274^2 .

It is a junction number, because it is equal to n+sod(n) for n = 100200000986 and 100200001004.

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, 140729983 + ... + 140730694.

It is an arithmetic number, because the mean of its divisors is an integer number (14776685595).

Almost surely, 2^100200001012 is an apocalyptic number.

It is an amenable number.

100200001012 is a deficient number, since it is larger than the sum of its proper divisors (77120226128).

100200001012 is a wasteful number, since it uses less digits than its factorization.

100200001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281460770 (or 281460768 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 100200001012 its reverse (210100002001), we get a palindrome (310300003013).

The spelling of 100200001012 in words is "one hundred billion, two hundred million, one thousand, twelve".