2211222220099 has 2 divisors, whose sum is σ = 2211222220100. Its totient is φ = 2211222220098.

The previous prime is 2211222220087. The next prime is 2211222220127. The reversal of 2211222220099 is 9900222221122.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2211222220099 - 2⁹ = 2211222219587 is a prime.

It is a zygodrome in base 10.

It is not a weakly prime, because it can be changed into another prime (2211222223099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1105611110049 + 1105611110050.

It is an arithmetic number, because the mean of its divisors is an integer number (1105611110050).

Almost surely, 2^{2211222220099} is an apocalyptic number.

2211222220099 is a deficient number, since it is larger than the sum of its proper divisors (1).

2211222220099 is an equidigital number, since it uses as much as digits as its factorization.

2211222220099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 34.

The spelling of 2211222220099 in words is "two trillion, two hundred eleven billion, two hundred twenty-two million, two hundred twenty thousand, ninety-nine".