200012000011121 has 32 divisors (see below), whose sum is σ = 209658515097600. Its totient is φ = 190447302165120.

The previous prime is 200012000011051. The next prime is 200012000011127. The reversal of 200012000011121 is 121110000210002.

It is a de Polignac number, because none of the positive numbers 2^k-200012000011121 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (200012000011127) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7033003820 + ... + 7033032258.

It is an arithmetic number, because the mean of its divisors is an integer number (6551828596800).

Almost surely, 2^{200012000011121} is an apocalyptic number.

It is an amenable number.

200012000011121 is a deficient number, since it is larger than the sum of its proper divisors (9646515086479).

200012000011121 is a wasteful number, since it uses less digits than its factorization.

200012000011121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30509.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 200012000011121 its reverse (121110000210002), we get a palindrome (321122000221123).

The spelling of 200012000011121 in words is "two hundred trillion, twelve billion, eleven thousand, one hundred twenty-one".