222772313051066 has 16 divisors (see below), whose sum is σ = 345337956485928. Its totient is φ = 107707744704000.

The previous prime is 222772313051063. The next prime is 222772313051083. The reversal of 222772313051066 is 660150313277222.

It can be written as a sum of positive squares in 4 ways, for example, as 145939567497025 + 76832745554041 = 12080545^2 + 8765429^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 222772313051066.

It is not an unprimeable number, because it can be changed into a prime (222772313051063) 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, 12020944385 + ... + 12020962916.

Almost surely, 2^{222772313051066} is an apocalyptic number.

222772313051066 is a deficient number, since it is larger than the sum of its proper divisors (122565643434862).

222772313051066 is a wasteful number, since it uses less digits than its factorization.

222772313051066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24041907457.

The product of its (nonzero) digits is 1270080, while the sum is 47.

The spelling of 222772313051066 in words is "two hundred twenty-two trillion, seven hundred seventy-two billion, three hundred thirteen million, fifty-one thousand, sixty-six".