196111395122 has 16 divisors (see below), whose sum is σ = 294675136152. Its totient is φ = 97886482560.

The previous prime is 196111395107. The next prime is 196111395127. The reversal of 196111395122 is 221593111691.

It can be written as a sum of positive squares in 4 ways, for example, as 150186476521 + 45924918601 = 387539^2 + 214301^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 196111395122.

It is not an unprimeable number, because it can be changed into a prime (196111395127) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3042872 + ... + 3106652.

Almost surely, 2^196111395122 is an apocalyptic number.

196111395122 is a deficient number, since it is larger than the sum of its proper divisors (98563741030).

196111395122 is a wasteful number, since it uses less digits than its factorization.

196111395122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66413.

The product of its digits is 29160, while the sum is 41.

The spelling of 196111395122 in words is "one hundred ninety-six billion, one hundred eleven million, three hundred ninety-five thousand, one hundred twenty-two".