212200121011012 has 12 divisors (see below), whose sum is σ = 371589329752956. Its totient is φ = 106031741081600.

The previous prime is 212200121010967. The next prime is 212200121011097. The reversal of 212200121011012 is 210110121002212.

It can be written as a sum of positive squares in 2 ways, for example, as 124094564771076 + 88105556239936 = 11139774^2 + 9386456^2 .

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 3 ways as a sum of consecutive naturals, for example, 17079848989 + ... + 17079861412.

It is an arithmetic number, because the mean of its divisors is an integer number (30965777479413).

Almost surely, 2^{212200121011012} is an apocalyptic number.

It is an amenable number.

212200121011012 is a deficient number, since it is larger than the sum of its proper divisors (159389208741944).

212200121011012 is a wasteful number, since it uses less digits than its factorization.

212200121011012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34159711958 (or 34159711956 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 212200121011012 its reverse (210110121002212), we get a palindrome (422310242013224).

The spelling of 212200121011012 in words is "two hundred twelve trillion, two hundred billion, one hundred twenty-one million, eleven thousand, twelve".