102010200202111 has 2 divisors, whose sum is σ = 102010200202112. Its totient is φ = 102010200202110.

The previous prime is 102010200202081. The next prime is 102010200202117. The reversal of 102010200202111 is 111202002010201.

It is a strong prime.

It is an emirp because it is prime and its reverse (111202002010201) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-102010200202111 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 102010200202091 and 102010200202100.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102010200202117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51005100101055 + 51005100101056.

It is an arithmetic number, because the mean of its divisors is an integer number (51005100101056).

Almost surely, 2^{102010200202111} is an apocalyptic number.

102010200202111 is a deficient number, since it is larger than the sum of its proper divisors (1).

102010200202111 is an equidigital number, since it uses as much as digits as its factorization.

102010200202111 is an evil number, because the sum of its binary digits is even.

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

Adding to 102010200202111 its reverse (111202002010201), we get a palindrome (213212202212312).

The spelling of 102010200202111 in words is "one hundred two trillion, ten billion, two hundred million, two hundred two thousand, one hundred eleven".