1122111220099 has 2 divisors, whose sum is σ = 1122111220100. Its totient is φ = 1122111220098.

The previous prime is 1122111220033. The next prime is 1122111220129. The reversal of 1122111220099 is 9900221112211.

It is a strong prime.

It is an emirp because it is prime and its reverse (9900221112211) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1122111220099 - 2²¹ = 1122109122947 is a prime.

It is a zygodrome in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 1122111220099.

It is not a weakly prime, because it can be changed into another prime (1122111220499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561055610049 + 561055610050.

It is an arithmetic number, because the mean of its divisors is an integer number (561055610050).

Almost surely, 2^{1122111220099} is an apocalyptic number.

1122111220099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122111220099 is an equidigital number, since it uses as much as digits as its factorization.

1122111220099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 31.

The spelling of 1122111220099 in words is "one trillion, one hundred twenty-two billion, one hundred eleven million, two hundred twenty thousand, ninety-nine".