102012200911 has 2 divisors, whose sum is σ = 102012200912. Its totient is φ = 102012200910.

The previous prime is 102012200893. The next prime is 102012200993. The reversal of 102012200911 is 119002210201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102012200911 - 2⁹ = 102012200399 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (102012200011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51006100455 + 51006100456.

It is an arithmetic number, because the mean of its divisors is an integer number (51006100456).

Almost surely, 2^102012200911 is an apocalyptic number.

102012200911 is a deficient number, since it is larger than the sum of its proper divisors (1).

102012200911 is an equidigital number, since it uses as much as digits as its factorization.

102012200911 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 102012200911 in words is "one hundred two billion, twelve million, two hundred thousand, nine hundred eleven".