220200001247 has 2 divisors, whose sum is σ = 220200001248. Its totient is φ = 220200001246.

The previous prime is 220200001211. The next prime is 220200001279. The reversal of 220200001247 is 742100002022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220200001247 - 2¹⁴ = 220199984863 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (220200001447) 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, 110100000623 + 110100000624.

It is an arithmetic number, because the mean of its divisors is an integer number (110100000624).

Almost surely, 2^220200001247 is an apocalyptic number.

220200001247 is a deficient number, since it is larger than the sum of its proper divisors (1).

220200001247 is an equidigital number, since it uses as much as digits as its factorization.

220200001247 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 448, while the sum is 20.

Adding to 220200001247 its reverse (742100002022), we get a palindrome (962300003269).

The spelling of 220200001247 in words is "two hundred twenty billion, two hundred million, one thousand, two hundred forty-seven".