214121711 has 2 divisors, whose sum is σ = 214121712. Its totient is φ = 214121710.

The previous prime is 214121689. The next prime is 214121723. The reversal of 214121711 is 117121412.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 214121711 - 2²⁶ = 147012847 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (214121731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 107060855 + 107060856.

It is an arithmetic number, because the mean of its divisors is an integer number (107060856).

Almost surely, 2^214121711 is an apocalyptic number.

214121711 is a deficient number, since it is larger than the sum of its proper divisors (1).

214121711 is an equidigital number, since it uses as much as digits as its factorization.

214121711 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 112, while the sum is 20.

The square root of 214121711 is about 14632.8982433420. The cubic root of 214121711 is about 598.2557779141.

The spelling of 214121711 in words is "two hundred fourteen million, one hundred twenty-one thousand, seven hundred eleven".