220002001049 has 2 divisors, whose sum is σ = 220002001050.
Its totient is φ = 220002001048.
The previous prime is 220002001007. The next prime is 220002001057. The reversal of 220002001049 is 940100200022.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 139293168400 + 80708832649 = 373220^2 + 284093^2
It is a cyclic number.
It is not a de Polignac number, because 220002001049 - 216 = 220001935513 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 220002001049.
It is not a weakly prime, because it can be changed into another prime (220002001249) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110001000524 + 110001000525.
It is an arithmetic number, because the mean of its divisors is an integer number (110001000525).
Almost surely, 2220002001049 is an apocalyptic number.
It is an amenable number.
220002001049 is a deficient number, since it is larger than the sum of its proper divisors (1).
220002001049 is an equidigital number, since it uses as much as digits as its factorization.
220002001049 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 288, while the sum is 20.
The spelling of 220002001049 in words is "two hundred twenty billion, two million, one thousand, forty-nine".