222111119977 has 2 divisors, whose sum is σ = 222111119978. Its totient is φ = 222111119976.

The previous prime is 222111119963. The next prime is 222111120019. The reversal of 222111119977 is 779911111222.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 178498645081 + 43612474896 = 422491^2 + 208836^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222111119977 is a prime.

It is a zygodrome in base 10.

It is not a weakly prime, because it can be changed into another prime (222111113977) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111055559988 + 111055559989.

It is an arithmetic number, because the mean of its divisors is an integer number (111055559989).

Almost surely, 2^222111119977 is an apocalyptic number.

It is an amenable number.

222111119977 is a deficient number, since it is larger than the sum of its proper divisors (1).

222111119977 is an equidigital number, since it uses as much as digits as its factorization.

222111119977 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31752, while the sum is 43.

The spelling of 222111119977 in words is "two hundred twenty-two billion, one hundred eleven million, one hundred nineteen thousand, nine hundred seventy-seven".