220666662226 has 16 divisors (see below), whose sum is σ = 354132869760. Its totient is φ = 102812766480.

The previous prime is 220666662217. The next prime is 220666662241. The reversal of 220666662226 is 622266666022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47596186 + ... + 47600821.

It is an arithmetic number, because the mean of its divisors is an integer number (22133304360).

Almost surely, 2^220666662226 is an apocalyptic number.

220666662226 is a deficient number, since it is larger than the sum of its proper divisors (133466207534).

220666662226 is a wasteful number, since it uses less digits than its factorization.

220666662226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95197089.

The product of its (nonzero) digits is 1492992, while the sum is 46.

The spelling of 220666662226 in words is "two hundred twenty billion, six hundred sixty-six million, six hundred sixty-two thousand, two hundred twenty-six".