212140823033311 has 2 divisors, whose sum is σ = 212140823033312. Its totient is φ = 212140823033310.

The previous prime is 212140823033267. The next prime is 212140823033317. The reversal of 212140823033311 is 113330328041212.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 212140823033311 - 2¹⁵ = 212140823000543 is a prime.

It is a super-2 number, since 2×212140823033311² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (212140823033317) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106070411516655 + 106070411516656.

It is an arithmetic number, because the mean of its divisors is an integer number (106070411516656).

Almost surely, 2^{212140823033311} is an apocalyptic number.

212140823033311 is a deficient number, since it is larger than the sum of its proper divisors (1).

212140823033311 is an equidigital number, since it uses as much as digits as its factorization.

212140823033311 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 212140823033311 in words is "two hundred twelve trillion, one hundred forty billion, eight hundred twenty-three million, thirty-three thousand, three hundred eleven".