222213310447 has 2 divisors, whose sum is σ = 222213310448. Its totient is φ = 222213310446.

The previous prime is 222213310433. The next prime is 222213310457. The reversal of 222213310447 is 744013312222.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-222213310447 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (222213310457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111106655223 + 111106655224.

It is an arithmetic number, because the mean of its divisors is an integer number (111106655224).

Almost surely, 2^222213310447 is an apocalyptic number.

222213310447 is a deficient number, since it is larger than the sum of its proper divisors (1).

222213310447 is an equidigital number, since it uses as much as digits as its factorization.

222213310447 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 16128, while the sum is 31.

Adding to 222213310447 its reverse (744013312222), we get a palindrome (966226622669).

The spelling of 222213310447 in words is "two hundred twenty-two billion, two hundred thirteen million, three hundred ten thousand, four hundred forty-seven".