222211021099 has 2 divisors, whose sum is σ = 222211021100. Its totient is φ = 222211021098.

The previous prime is 222211021091. The next prime is 222211021111. The reversal of 222211021099 is 990120112222.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 222211021099 - 2³ = 222211021091 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 222211021099.

It is not a weakly prime, because it can be changed into another prime (222211021091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 111105510549 + 111105510550.

It is an arithmetic number, because the mean of its divisors is an integer number (111105510550).

Almost surely, 2^222211021099 is an apocalyptic number.

222211021099 is a deficient number, since it is larger than the sum of its proper divisors (1).

222211021099 is an equidigital number, since it uses as much as digits as its factorization.

222211021099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 222211021099 in words is "two hundred twenty-two billion, two hundred eleven million, twenty-one thousand, ninety-nine".