211162131461443 has 2 divisors, whose sum is σ = 211162131461444. Its totient is φ = 211162131461442.

The previous prime is 211162131461429. The next prime is 211162131461461. The reversal of 211162131461443 is 344164131261112.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-211162131461443 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 211162131461396 and 211162131461405.

It is not a weakly prime, because it can be changed into another prime (211162131461473) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105581065730721 + 105581065730722.

It is an arithmetic number, because the mean of its divisors is an integer number (105581065730722).

Almost surely, 2^{211162131461443} is an apocalyptic number.

211162131461443 is a deficient number, since it is larger than the sum of its proper divisors (1).

211162131461443 is an equidigital number, since it uses as much as digits as its factorization.

211162131461443 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 82944, while the sum is 40.

The spelling of 211162131461443 in words is "two hundred eleven trillion, one hundred sixty-two billion, one hundred thirty-one million, four hundred sixty-one thousand, four hundred forty-three".