200020000010101 has 2 divisors, whose sum is σ = 200020000010102. Its totient is φ = 200020000010100.

The previous prime is 200020000010099. The next prime is 200020000010107. The reversal of 200020000010101 is 101010000020002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191487753168100 + 8532246842001 = 13837910^2 + 2921001^2 .

It is a cyclic number.

It is not a de Polignac number, because 200020000010101 - 2¹ = 200020000010099 is a prime.

Together with 200020000010099, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200020000010107) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100010000005050 + 100010000005051.

It is an arithmetic number, because the mean of its divisors is an integer number (100010000005051).

Almost surely, 2^{200020000010101} is an apocalyptic number.

It is an amenable number.

200020000010101 is a deficient number, since it is larger than the sum of its proper divisors (1).

200020000010101 is an equidigital number, since it uses as much as digits as its factorization.

200020000010101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 200020000010101 its reverse (101010000020002), we get a palindrome (301030000030103).

Subtracting from 200020000010101 its reverse (101010000020002), we obtain a palindrome (99009999990099).

The spelling of 200020000010101 in words is "two hundred trillion, twenty billion, ten thousand, one hundred one".