222266996600993 has 2 divisors, whose sum is σ = 222266996600994. Its totient is φ = 222266996600992.

The previous prime is 222266996600989. The next prime is 222266996601049. The reversal of 222266996600993 is 399006699662222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 209577072307729 + 12689924293264 = 14476777^2 + 3562292^2 .

It is a cyclic number.

It is not a de Polignac number, because 222266996600993 - 2² = 222266996600989 is a prime.

It is not a weakly prime, because it can be changed into another prime (222266996600093) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111133498300496 + 111133498300497.

It is an arithmetic number, because the mean of its divisors is an integer number (111133498300497).

Almost surely, 2^{222266996600993} is an apocalyptic number.

It is an amenable number.

222266996600993 is a deficient number, since it is larger than the sum of its proper divisors (1).

222266996600993 is an equidigital number, since it uses as much as digits as its factorization.

222266996600993 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 408146688, while the sum is 71.

The spelling of 222266996600993 in words is "two hundred twenty-two trillion, two hundred sixty-six billion, nine hundred ninety-six million, six hundred thousand, nine hundred ninety-three".