200102100012 has 36 divisors (see below), whose sum is σ = 522130213696. Its totient is φ = 64549064160.

The previous prime is 200102099999. The next prime is 200102100019. The reversal of 200102100012 is 210001201002.

200102100012 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a junction number, because it is equal to n+sod(n) for n = 200102099967 and 200102100003.

It is not an unprimeable number, because it can be changed into a prime (200102100019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 89650363 + ... + 89652594.

Almost surely, 2^200102100012 is an apocalyptic number.

It is an amenable number.

200102100012 is an abundant number, since it is smaller than the sum of its proper divisors (322028113684).

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

200102100012 is a wasteful number, since it uses less digits than its factorization.

200102100012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179302998 (or 179302993 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 9.

Adding to 200102100012 its reverse (210001201002), we get a palindrome (410103301014).

The spelling of 200102100012 in words is "two hundred billion, one hundred two million, one hundred thousand, twelve".