196221711 has 16 divisors (see below), whose sum is σ = 302609664. Its totient is φ = 110774784.

The previous prime is 196221709. The next prime is 196221719. The reversal of 196221711 is 117122691.

It is not a de Polignac number, because 196221711 - 2¹ = 196221709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (196221719) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54546 + ... + 58031.

It is an arithmetic number, because the mean of its divisors is an integer number (18913104).

Almost surely, 2^196221711 is an apocalyptic number.

196221711 is a deficient number, since it is larger than the sum of its proper divisors (106387953).

196221711 is a wasteful number, since it uses less digits than its factorization.

196221711 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112670.

The product of its digits is 1512, while the sum is 30.

The square root of 196221711 is about 14007.9160120269. The cubic root of 196221711 is about 581.0975166207.

The spelling of 196221711 in words is "one hundred ninety-six million, two hundred twenty-one thousand, seven hundred eleven".