200120210101010 has 8 divisors (see below), whose sum is σ = 360216378181836. Its totient is φ = 80048084040400.

The previous prime is 200120210100911. The next prime is 200120210101033. The reversal of 200120210101010 is 10101012021002.

It can be written as a sum of positive squares in 2 ways, for example, as 200060458698529 + 59751402481 = 14144273^2 + 244441^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 200120210100982 and 200120210101000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10006010505041 + ... + 10006010505060.

Almost surely, 2^{200120210101010} is an apocalyptic number.

200120210101010 is a deficient number, since it is larger than the sum of its proper divisors (160096168080826).

200120210101010 is a wasteful number, since it uses less digits than its factorization.

200120210101010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20012021010108.

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

Adding to 200120210101010 its reverse (10101012021002), we get a palindrome (210221222122012).

The spelling of 200120210101010 in words is "two hundred trillion, one hundred twenty billion, two hundred ten million, one hundred one thousand, ten".