102012200012 has 12 divisors (see below), whose sum is σ = 186283148016. Its totient is φ = 48788443440.

The previous prime is 102012200011. The next prime is 102012200057. The reversal of 102012200012 is 210002210201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 102012199966 and 102012200002.

It is not an unprimeable number, because it can be changed into a prime (102012200011) 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, 554414039 + ... + 554414222.

It is an arithmetic number, because the mean of its divisors is an integer number (15523595668).

Almost surely, 2^102012200012 is an apocalyptic number.

It is an amenable number.

102012200012 is a deficient number, since it is larger than the sum of its proper divisors (84270948004).

102012200012 is a wasteful number, since it uses less digits than its factorization.

102012200012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1108828288 (or 1108828286 counting only the distinct ones).

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

Adding to 102012200012 its reverse (210002210201), we get a palindrome (312014410213).

The spelling of 102012200012 in words is "one hundred two billion, twelve million, two hundred thousand, twelve".