201211201012099 has 2 divisors, whose sum is σ = 201211201012100. Its totient is φ = 201211201012098.

The previous prime is 201211201012039. The next prime is 201211201012141. The reversal of 201211201012099 is 990210102112102.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 201211201012099 - 2³⁹ = 200661445198211 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201211201012099.

It is not a weakly prime, because it can be changed into another prime (201211201012039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100605600506049 + 100605600506050.

It is an arithmetic number, because the mean of its divisors is an integer number (100605600506050).

Almost surely, 2^{201211201012099} is an apocalyptic number.

201211201012099 is a deficient number, since it is larger than the sum of its proper divisors (1).

201211201012099 is an equidigital number, since it uses as much as digits as its factorization.

201211201012099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 201211201012099 in words is "two hundred one trillion, two hundred eleven billion, two hundred one million, twelve thousand, ninety-nine".