10200011111111 has 2 divisors, whose sum is σ = 10200011111112. Its totient is φ = 10200011111110.

The previous prime is 10200011111099. The next prime is 10200011111123. The reversal of 10200011111111 is 11111111000201.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (10200011111099) and next prime (10200011111123).

It is an emirp because it is prime and its reverse (11111111000201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10200011111111 is a prime.

10200011111111 is a modest number, since divided by 1111111 gives 1020001 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 10200011111092 and 10200011111101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10200011111711) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5100005555555 + 5100005555556.

It is an arithmetic number, because the mean of its divisors is an integer number (5100005555556).

Almost surely, 2^{10200011111111} is an apocalyptic number.

10200011111111 is a deficient number, since it is larger than the sum of its proper divisors (1).

10200011111111 is an equidigital number, since it uses as much as digits as its factorization.

10200011111111 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2, while the sum is 11.

Adding to 10200011111111 its reverse (11111111000201), we get a palindrome (21311122111312).

The spelling of 10200011111111 in words is "ten trillion, two hundred billion, eleven million, one hundred eleven thousand, one hundred eleven".