2220556699 has 2 divisors, whose sum is σ = 2220556700. Its totient is φ = 2220556698.

The previous prime is 2220556649. The next prime is 2220556717. The reversal of 2220556699 is 9966550222.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 2220556699 - 2⁷ = 2220556571 is a prime.

It is not a weakly prime, because it can be changed into another prime (2220556649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110278349 + 1110278350.

It is an arithmetic number, because the mean of its divisors is an integer number (1110278350).

Almost surely, 2^2220556699 is an apocalyptic number.

2220556699 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220556699 is an equidigital number, since it uses as much as digits as its factorization.

2220556699 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 583200, while the sum is 46.

The square root of 2220556699 is about 47122.7832263758. The cubic root of 2220556699 is about 1304.6297837594.

The spelling of 2220556699 in words is "two billion, two hundred twenty million, five hundred fifty-six thousand, six hundred ninety-nine".