331204226066 has 64 divisors (see below), whose sum is σ = 606743267328. Its totient is φ = 132506212608.

The previous prime is 331204226047. The next prime is 331204226071. The reversal of 331204226066 is 660622402133.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 17949041 + ... + 17967483.

It is an arithmetic number, because the mean of its divisors is an integer number (9480363552).

Almost surely, 2^331204226066 is an apocalyptic number.

331204226066 is a deficient number, since it is larger than the sum of its proper divisors (275539041262).

331204226066 is a wasteful number, since it uses less digits than its factorization.

331204226066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19815.

The product of its (nonzero) digits is 62208, while the sum is 35.

Adding to 331204226066 its reverse (660622402133), we get a palindrome (991826628199).

The spelling of 331204226066 in words is "three hundred thirty-one billion, two hundred four million, two hundred twenty-six thousand, sixty-six".