221232322196 has 12 divisors (see below), whose sum is σ = 387280634580. Its totient is φ = 110580712320.

The previous prime is 221232322183. The next prime is 221232322229. The reversal of 221232322196 is 691223232122.

It can be written as a sum of positive squares in 2 ways, for example, as 3343152400 + 217889169796 = 57820^2 + 466786^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8848151 + ... + 8873118.

It is an arithmetic number, because the mean of its divisors is an integer number (32273386215).

Almost surely, 2^221232322196 is an apocalyptic number.

It is an amenable number.

221232322196 is a deficient number, since it is larger than the sum of its proper divisors (166048312384).

221232322196 is a wasteful number, since it uses less digits than its factorization.

221232322196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17724394 (or 17724392 counting only the distinct ones).

The product of its digits is 31104, while the sum is 35.

The spelling of 221232322196 in words is "two hundred twenty-one billion, two hundred thirty-two million, three hundred twenty-two thousand, one hundred ninety-six".