2220221201999 has 2 divisors, whose sum is σ = 2220221202000. Its totient is φ = 2220221201998.

The previous prime is 2220221201981. The next prime is 2220221202041. The reversal of 2220221201999 is 9991021220222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2220221201999 - 2¹² = 2220221197903 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220221201969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110110600999 + 1110110601000.

It is an arithmetic number, because the mean of its divisors is an integer number (1110110601000).

Almost surely, 2^{2220221201999} is an apocalyptic number.

2220221201999 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220221201999 is an equidigital number, since it uses as much as digits as its factorization.

2220221201999 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 46656, while the sum is 41.

The spelling of 2220221201999 in words is "two trillion, two hundred twenty billion, two hundred twenty-one million, two hundred one thousand, nine hundred ninety-nine".