212011101210971 has 2 divisors, whose sum is σ = 212011101210972. Its totient is φ = 212011101210970.

The previous prime is 212011101210947. The next prime is 212011101211037. The reversal of 212011101210971 is 179012101110212.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 212011101210971 - 2¹⁴ = 212011101194587 is a prime.

It is not a weakly prime, because it can be changed into another prime (212011101210371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106005550605485 + 106005550605486.

It is an arithmetic number, because the mean of its divisors is an integer number (106005550605486).

Almost surely, 2^{212011101210971} is an apocalyptic number.

212011101210971 is a deficient number, since it is larger than the sum of its proper divisors (1).

212011101210971 is an equidigital number, since it uses as much as digits as its factorization.

212011101210971 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 29.

The spelling of 212011101210971 in words is "two hundred twelve trillion, eleven billion, one hundred one million, two hundred ten thousand, nine hundred seventy-one".