200120100101212 has 48 divisors (see below), whose sum is σ = 372944108017152. Its totient is φ = 93760560653760.

The previous prime is 200120100101197. The next prime is 200120100101261. The reversal of 200120100101212 is 212101001021002.

200120100101212 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×200120100101212² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 200120100101192 and 200120100101201.

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 15 ways as a sum of consecutive naturals, for example, 96544158 + ... + 98595205.

It is an arithmetic number, because the mean of its divisors is an integer number (7769668917024).

Almost surely, 2^{200120100101212} is an apocalyptic number.

It is an amenable number.

200120100101212 is a deficient number, since it is larger than the sum of its proper divisors (172824007915940).

200120100101212 is a wasteful number, since it uses less digits than its factorization.

200120100101212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195139618 (or 195139616 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 200120100101212 its reverse (212101001021002), we get a palindrome (412221101122214).

The spelling of 200120100101212 in words is "two hundred trillion, one hundred twenty billion, one hundred million, one hundred one thousand, two hundred twelve".