222666999983 has 2 divisors, whose sum is σ = 222666999984. Its totient is φ = 222666999982.

The previous prime is 222666999949. The next prime is 222667000027. The reversal of 222666999983 is 389999666222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222666999983 - 2²⁰ = 222665951407 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222666999913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111333499991 + 111333499992.

It is an arithmetic number, because the mean of its divisors is an integer number (111333499992).

Almost surely, 2^222666999983 is an apocalyptic number.

222666999983 is a deficient number, since it is larger than the sum of its proper divisors (1).

222666999983 is an equidigital number, since it uses as much as digits as its factorization.

222666999983 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 272097792, while the sum is 71.

The spelling of 222666999983 in words is "two hundred twenty-two billion, six hundred sixty-six million, nine hundred ninety-nine thousand, nine hundred eighty-three".