200102012012 has 12 divisors (see below), whose sum is σ = 400204024080. Its totient is φ = 85758005136.

The previous prime is 200102011981. The next prime is 200102012029. The reversal of 200102012012 is 210210201002.

It is a happy number.

200102012012 is an admirable number.

It is a super-2 number, since 2×200102012012² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200102011984 and 200102012002.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3573250187 + ... + 3573250242.

It is an arithmetic number, because the mean of its divisors is an integer number (33350335340).

Almost surely, 2^200102012012 is an apocalyptic number.

It is an amenable number.

200102012012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

200102012012 is a wasteful number, since it uses less digits than its factorization.

200102012012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7146500440 (or 7146500438 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 200102012012 its reverse (210210201002), we get a palindrome (410312213014).

The spelling of 200102012012 in words is "two hundred billion, one hundred two million, twelve thousand, twelve".