201200102012 has 36 divisors (see below), whose sum is σ = 435735142416. Its totient is φ = 79595642880.

The previous prime is 201200101961. The next prime is 201200102027. The reversal of 201200102012 is 210201002102.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 201200101984 and 201200102002.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21254789 + ... + 21264252.

It is an arithmetic number, because the mean of its divisors is an integer number (12103753956).

Almost surely, 2^201200102012 is an apocalyptic number.

It is an amenable number.

201200102012 is an abundant number, since it is smaller than the sum of its proper divisors (234535040404).

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

201200102012 is a wasteful number, since it uses less digits than its factorization.

201200102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42519078 (or 42519063 counting only the distinct ones).

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

Adding to 201200102012 its reverse (210201002102), we get a palindrome (411401104114).

The spelling of 201200102012 in words is "two hundred one billion, two hundred million, one hundred two thousand, twelve".