201211022099 has 2 divisors, whose sum is σ = 201211022100. Its totient is φ = 201211022098.

The previous prime is 201211022069. The next prime is 201211022137. The reversal of 201211022099 is 990220112102.

201211022099 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201211022099 is a prime.

It is not a weakly prime, because it can be changed into another prime (201211022039) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100605511049 + 100605511050.

It is an arithmetic number, because the mean of its divisors is an integer number (100605511050).

Almost surely, 2^201211022099 is an apocalyptic number.

201211022099 is a deficient number, since it is larger than the sum of its proper divisors (1).

201211022099 is an equidigital number, since it uses as much as digits as its factorization.

201211022099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 29.

The spelling of 201211022099 in words is "two hundred one billion, two hundred eleven million, twenty-two thousand, ninety-nine".