212011001211193 has 2 divisors, whose sum is σ = 212011001211194. Its totient is φ = 212011001211192.

The previous prime is 212011001211101. The next prime is 212011001211197. The reversal of 212011001211193 is 391112100110212.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 195733754478144 + 16277246733049 = 13990488^2 + 4034507^2 .

It is a cyclic number.

It is not a de Polignac number, because 212011001211193 - 2²⁹ = 212010464340281 is a prime.

It is not a weakly prime, because it can be changed into another prime (212011001211197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005500605596 + 106005500605597.

It is an arithmetic number, because the mean of its divisors is an integer number (106005500605597).

Almost surely, 2^{212011001211193} is an apocalyptic number.

It is an amenable number.

212011001211193 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011001211193 is an equidigital number, since it uses as much as digits as its factorization.

212011001211193 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 216, while the sum is 25.

The spelling of 212011001211193 in words is "two hundred twelve trillion, eleven billion, one million, two hundred eleven thousand, one hundred ninety-three".