222772245211447 has 2 divisors, whose sum is σ = 222772245211448. Its totient is φ = 222772245211446.

The previous prime is 222772245211393. The next prime is 222772245211459. The reversal of 222772245211447 is 744112542277222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 222772245211447 - 2¹⁹ = 222772244687159 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222772245211394 and 222772245211403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222772245511447) 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, 111386122605723 + 111386122605724.

It is an arithmetic number, because the mean of its divisors is an integer number (111386122605724).

Almost surely, 2^{222772245211447} is an apocalyptic number.

222772245211447 is a deficient number, since it is larger than the sum of its proper divisors (1).

222772245211447 is an equidigital number, since it uses as much as digits as its factorization.

222772245211447 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 7024640, while the sum is 52.

Adding to 222772245211447 its reverse (744112542277222), we get a palindrome (966884787488669).

The spelling of 222772245211447 in words is "two hundred twenty-two trillion, seven hundred seventy-two billion, two hundred forty-five million, two hundred eleven thousand, four hundred forty-seven".